Verified internal navigation

At least 10 internal destinations were verified. Unknown items do not disqualify the site; confirmed checklist failures reduce quality.

100.00/100 link health · 77.90/100 quality · 43 internal destinations

New comparison baseline. A change in coverage is not a verified improvement.

The diagnostic report below may cover additional pages and external links. Only the stored competitive sample determines the ranking. At least 10 verified internal links are required; unavailable checklist items do not exclude a site. How scoring works

difrati.net

difrati.net ↗ · 🇧🇷 Brazil · Community picks

#32/108 top ranked in Brazil · #143/335 worldwide

Scanned

The quick verdict

No broken links found in this sample.

Link health
100.00/100

Ranks first

Quality checklist
77.90/100

Breaks ties

Broken links
0

Confirmed in sample

43 links verified · 0 unknown · 14 selected source pages · 100% of selected destinations verified. Sample only. Unknown links are not counted as broken.

Share on X Start a battle

What to fix first

View all priorities →
  1. Links named

    Give every link visible text or a meaningful accessible name.

  2. No insecure embedded resources

    Use HTTPS for embedded script, image, stylesheet, frame, audio and video URLs.

  3. Heading hierarchy

    Nest headings logically without skipping a level, starting with H1.

Fix with your coding assistant

Copy a ready-to-use prompt with the issues and affected URLs.

View full reportConfirmed issues, suggested fixes and the evidence behind them.

Extended diagnostic evidence

2 confirmed broken links in 82 verified. 8 discovered links could not be verified.

91% of discovered links verified. These diagnostic counts may include pages and external links outside the ranked sample. Unknown links are not counted as broken.

Broken links
2
Links verified
82
Unverifiable
7

mostly access denied

Pages read
30

Broken links

2 internal · 0 external

Latest competitive sample and evidence · 77.90/100 quality

At least 10 internal destinations were verified. Unknown items do not disqualify the site; confirmed checklist failures reduce quality. The available outcomes agreed between passes.

14 selected source URLs · 43 internal destinations. 43 evaluated · 0 unknown · 0 using previous evidence. The expanded diagnostic report follows below.

SEO
100.00/100
Accessibility
66.00/100
Structure
63.10/100
Sharing
94.44/100
Selected pages
  • https://difrati.net/
  • https://difrati.net/acustica-ambiental/
  • https://difrati.net/acustica-arquitetonica/
  • https://difrati.net/acustica-para-estudios/
  • https://difrati.net/blog/
  • https://difrati.net/consultoria-nbr-15575/
  • https://difrati.net/entrar
  • https://difrati.net/isolamento-acustico/
  • https://difrati.net/laudo-medicao-nbr-10151/
  • https://difrati.net/mad/
  • https://difrati.net/projetos/
  • https://difrati.net/registrar
  • https://difrati.net/apresentando-estudio-cararo-2/
  • https://difrati.net/projeto-acustico-estudio-doremix/
Internal link verdicts and weights
  • ok · weight 6 · https://difrati.net/
  • ok · weight 6 · https://difrati.net/acustica-ambiental/
  • ok · weight 6 · https://difrati.net/acustica-arquitetonica/
  • ok · weight 6 · https://difrati.net/acustica-para-estudios/
  • ok · weight 6 · https://difrati.net/blog/
  • ok · weight 6 · https://difrati.net/consultoria-nbr-15575/
  • ok · weight 6 · https://difrati.net/entrar
  • ok · weight 6 · https://difrati.net/isolamento-acustico/
  • ok · weight 6 · https://difrati.net/laudo-medicao-nbr-10151/
  • ok · weight 6 · https://difrati.net/mad/
  • ok · weight 6 · https://difrati.net/projetos/
  • ok · weight 6 · https://difrati.net/registrar
  • ok · weight 4 · https://difrati.net/apresentando-estudio-cararo-2/
  • ok · weight 4 · https://difrati.net/projeto-acustico-estudio-doremix/
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/634d43_9bf1e47bfe8c4c17851efc3305660decmv2.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/634d43_ef2851fc6c5148cdbe84a7c1b751b79fmv2.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/Cararo-Render-Snapshot-1.jpg
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/Cararo-Render-Snapshot-4-Copia.jpg
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/Cararo-Render-Snapshot-5.jpg
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/Copia-de-Imagem-do-WhatsApp-de-2024-08-23-as-10.49.12_3cc0b9c0.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/Copia-de-Projeto-Doremix.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/foto_estudio_base_por_difrati-1.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/foto_estudio_base_por_difrati-2.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/render_estudio_base_por_difrati-1.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/render_estudio_cararo_por_difrati-2.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/render_estudio_cararo_por_difrati-4.webp
  • ok · weight 2 · http://difrati.net/wp-content/uploads/2025/06/render_estudio_shirts_por_difrati-4.webp
  • ok · weight 2 · https://difrati.net/acustica-de-estudio-ferramenta-gratuita/
  • ok · weight 2 · https://difrati.net/blog
  • ok · weight 2 · https://difrati.net/category/conceito/
  • ok · weight 2 · https://difrati.net/category/projetos/
  • ok · weight 2 · https://difrati.net/category/revisao-tecnica/
  • ok · weight 2 · https://difrati.net/controle-graves-estudios-pequenos/
  • ok · weight 2 · https://difrati.net/enjoo-de-movimento/
  • ok · weight 2 · https://difrati.net/gerador-de-placas-perfuradas/
  • ok · weight 2 · https://difrati.net/gestao/?loginSocial=google&redirect=https%3A%2F%2Fdifrati.net%2Fentrar%2F
  • ok · weight 2 · https://difrati.net/gestao/?loginSocial=google&redirect=https%3A%2F%2Fdifrati.net%2Fregistrar%2F
  • ok · weight 2 · https://difrati.net/o-que-e-tempo-de-reverberacao/
  • ok · weight 2 · https://difrati.net/ondas-estacionarias-e-modos-acusticos-guia-completo/
  • ok · weight 2 · https://difrati.net/projeto-acustico-escola-cec-serra-es/
  • ok · weight 2 · https://difrati.net/recuperar-senha/
  • ok · weight 2 · https://difrati.net/registrar/
  • ok · weight 2 · https://difrati.net/ressonador-de-helmholtz/
Scoring checks
  • Page title: passed · 14/14 applicable observations

    https://difrati.net/: Home - Difrati

    https://difrati.net/acustica-ambiental/: Acústica Ambiental - Difrati

    https://difrati.net/acustica-arquitetonica/: Acústica Arquitetônica - Difrati

    https://difrati.net/acustica-para-estudios/: Acústica para Estúdios - Difrati

    https://difrati.net/blog/: Blog - Difrati

  • Distinct page titles: passed · 14/14 applicable observations

    https://difrati.net/: Home - Difrati

    https://difrati.net/acustica-ambiental/: Acústica Ambiental - Difrati

    https://difrati.net/acustica-arquitetonica/: Acústica Arquitetônica - Difrati

    https://difrati.net/acustica-para-estudios/: Acústica para Estúdios - Difrati

    https://difrati.net/blog/: Blog - Difrati

  • Meta description: passed · 14/14 applicable observations

    https://difrati.net/: SOLUÇÕES ACÚSTICAS QUE  TRANSFORMAM ESPAÇOS

    https://difrati.net/acustica-ambiental/: A acústica ambiental trata da análise e controle de ruídos em diferentes espaços, sejam urbanos, residenciais ou industriais.

    https://difrati.net/acustica-arquitetonica/: Transformamos seu espaço para que ele proporcione a melhor experiência acústica, ajustando a propagação do som e minimizando ruídos externos.

    https://difrati.net/acustica-para-estudios/: Consultoria personalizada para melhorar a qualidade sonora e a criatividade de seu estúdio acústico. Contate-nos para um projeto sob medida.

    https://difrati.net/blog/: Descubra insights sobre soluções acústicas personalizadas, controle de ruído e otimização de ambientes no blog da Difrati.

  • Canonical URL: passed · 14/14 applicable observations

    https://difrati.net/: https://difrati.net/

    https://difrati.net/acustica-ambiental/: https://difrati.net/acustica-ambiental/

    https://difrati.net/acustica-arquitetonica/: https://difrati.net/acustica-arquitetonica/

    https://difrati.net/acustica-para-estudios/: https://difrati.net/acustica-para-estudios/

    https://difrati.net/blog/: https://difrati.net/blog/

  • Main heading: failed · 7/14 applicable observations

    https://difrati.net/: 0 H1 element(s)

    https://difrati.net/acustica-para-estudios/: 0 H1 element(s)

    https://difrati.net/blog/: 0 H1 element(s)

    https://difrati.net/entrar: 0 H1 element(s)

    https://difrati.net/mad/: 0 H1 element(s)

  • Heading hierarchy: failed · 7/14 applicable observations

    https://difrati.net/: 1 skipped heading level(s)

    https://difrati.net/acustica-para-estudios/: 1 skipped heading level(s)

    https://difrati.net/blog/: 1 skipped heading level(s)

    https://difrati.net/entrar: 1 skipped heading level(s)

    https://difrati.net/mad/: 1 skipped heading level(s)

  • Main landmark: failed · 11/14 applicable observations

    https://difrati.net/isolamento-acustico/: 0 main landmarks

    https://difrati.net/apresentando-estudio-cararo-2/: 0 main landmarks

    https://difrati.net/projeto-acustico-estudio-doremix/: 0 main landmarks

    https://difrati.net/: 1 main landmarks

    https://difrati.net/acustica-ambiental/: 1 main landmarks

  • Document language: passed · 14/14 applicable observations

    https://difrati.net/: pt-BR

    https://difrati.net/acustica-ambiental/: pt-BR

    https://difrati.net/acustica-arquitetonica/: pt-BR

    https://difrati.net/acustica-para-estudios/: pt-BR

    https://difrati.net/blog/: pt-BR

  • Image alternatives declared: passed · 10/10 applicable observations

    https://difrati.net/: 0 of 0 images lack an alt attribute

    https://difrati.net/mad/: 0 of 0 images lack an alt attribute

    https://difrati.net/apresentando-estudio-cararo-2/: 0 of 0 images lack an alt attribute

    https://difrati.net/projeto-acustico-estudio-doremix/: 0 of 0 images lack an alt attribute

    https://difrati.net/acustica-ambiental/: 0 of 3 images lack an alt attribute

  • Form controls named: failed · 3/10 applicable observations

    https://difrati.net/: 2 of 9 controls have no HTML label

    https://difrati.net/acustica-ambiental/: 2 of 9 controls have no HTML label

    https://difrati.net/acustica-arquitetonica/: 2 of 9 controls have no HTML label

    https://difrati.net/acustica-para-estudios/: 2 of 9 controls have no HTML label

    https://difrati.net/consultoria-nbr-15575/: 2 of 9 controls have no HTML label

  • Buttons named: passed · 14/14 applicable observations

    https://difrati.net/: 0 of 8 buttons have no HTML name

    https://difrati.net/acustica-ambiental/: 0 of 4 buttons have no HTML name

    https://difrati.net/acustica-arquitetonica/: 0 of 4 buttons have no HTML name

    https://difrati.net/acustica-para-estudios/: 0 of 4 buttons have no HTML name

    https://difrati.net/blog/: 0 of 4 buttons have no HTML name

  • Links named: failed · 0/14 applicable observations

    https://difrati.net/: 2 of 35 links have no HTML name

    https://difrati.net/acustica-ambiental/: 2 of 26 links have no HTML name

    https://difrati.net/acustica-arquitetonica/: 2 of 27 links have no HTML name

    https://difrati.net/acustica-para-estudios/: 2 of 23 links have no HTML name

    https://difrati.net/blog/: 5 of 45 links have no HTML name

  • Mobile viewport: passed · 14/14 applicable observations

    https://difrati.net/: width=device-width, initial-scale=1

    https://difrati.net/acustica-ambiental/: width=device-width, initial-scale=1

    https://difrati.net/acustica-arquitetonica/: width=device-width, initial-scale=1

    https://difrati.net/acustica-para-estudios/: width=device-width, initial-scale=1

    https://difrati.net/blog/: width=device-width, initial-scale=1

  • HTTPS page: passed · 14/14 applicable observations

    https://difrati.net/: https://difrati.net/

    https://difrati.net/acustica-ambiental/: https://difrati.net/acustica-ambiental/

    https://difrati.net/acustica-arquitetonica/: https://difrati.net/acustica-arquitetonica/

    https://difrati.net/acustica-para-estudios/: https://difrati.net/acustica-para-estudios/

    https://difrati.net/blog/: https://difrati.net/blog/

  • No insecure embedded resources: failed · 0/14 applicable observations

    https://difrati.net/: 2 HTTP embedded resource URL(s)

    https://difrati.net/acustica-ambiental/: 1 HTTP embedded resource URL(s)

    https://difrati.net/acustica-arquitetonica/: 2 HTTP embedded resource URL(s)

    https://difrati.net/acustica-para-estudios/: 2 HTTP embedded resource URL(s)

    https://difrati.net/blog/: 1 HTTP embedded resource URL(s)

  • Open Graph title: passed · 14/14 applicable observations

    https://difrati.net/: Home - Difrati

    https://difrati.net/acustica-ambiental/: Acústica Ambiental - Difrati

    https://difrati.net/acustica-arquitetonica/: Acústica Arquitetônica - Difrati

    https://difrati.net/acustica-para-estudios/: Acústica para Estúdios - Difrati

    https://difrati.net/blog/: Blog - Difrati

  • Open Graph description: passed · 14/14 applicable observations

    https://difrati.net/: SOLUÇÕES ACÚSTICAS QUE  TRANSFORMAM ESPAÇOS

    https://difrati.net/acustica-ambiental/: A acústica ambiental trata da análise e controle de ruídos em diferentes espaços, sejam urbanos, residenciais ou industriais.

    https://difrati.net/acustica-arquitetonica/: Transformamos seu espaço para que ele proporcione a melhor experiência acústica, ajustando a propagação do som e minimizando ruídos externos.

    https://difrati.net/acustica-para-estudios/: Consultoria personalizada para melhorar a qualidade sonora e a criatividade de seu estúdio acústico. Contate-nos para um projeto sob medida.

    https://difrati.net/blog/: Descubra insights sobre soluções acústicas personalizadas, controle de ruído e otimização de ambientes no blog da Difrati.

  • Open Graph type: passed · 14/14 applicable observations

    https://difrati.net/: website

    https://difrati.net/acustica-ambiental/: article

    https://difrati.net/acustica-arquitetonica/: article

    https://difrati.net/acustica-para-estudios/: article

    https://difrati.net/blog/: article

  • Open Graph URL: passed · 14/14 applicable observations

    https://difrati.net/: https://difrati.net/

    https://difrati.net/acustica-ambiental/: https://difrati.net/acustica-ambiental/

    https://difrati.net/acustica-arquitetonica/: https://difrati.net/acustica-arquitetonica/

    https://difrati.net/acustica-para-estudios/: https://difrati.net/acustica-para-estudios/

    https://difrati.net/blog/: https://difrati.net/blog/

  • Open Graph image URL: failed · 7/14 applicable observations

    https://difrati.net/acustica-ambiental/: No og:image

    https://difrati.net/acustica-arquitetonica/: No og:image

    https://difrati.net/blog/: No og:image

    https://difrati.net/entrar: No og:image

    https://difrati.net/mad/: No og:image

  • Open Graph image description: passed · 7/7 applicable observations

    https://difrati.net/acustica-ambiental/: No sharing image description

    https://difrati.net/acustica-arquitetonica/: No sharing image description

    https://difrati.net/blog/: No sharing image description

    https://difrati.net/entrar: No sharing image description

    https://difrati.net/mad/: No sharing image description

  • Social card type: passed · 14/14 applicable observations

    https://difrati.net/: summary_large_image

    https://difrati.net/acustica-ambiental/: summary_large_image

    https://difrati.net/acustica-arquitetonica/: summary_large_image

    https://difrati.net/acustica-para-estudios/: summary_large_image

    https://difrati.net/blog/: summary_large_image

  • Homepage favicon available: passed · 1/1 applicable observations

    https://difrati.net/wp-content/uploads/2024/01/cropped-Sem-Titulo-2-32x32.png: HTTP 200; image/png

  • Homepage sharing image available: passed · 1/1 applicable observations

    https://difrati.net/wp-content/uploads/2024/01/Sem-Titulo-1.jpg: HTTP 200; image/jpeg

  • Root sitemap available: passed · 1/1 applicable observations

    https://difrati.net/sitemap.xml: HTTP 200; sitemap root found

  • Rendered color contrast: unverified · 0/1 applicable observations

    https://difrati.net/: Requires a browser or human assessment; excluded from points.

  • Keyboard and focus behavior: unverified · 0/1 applicable observations

    https://difrati.net/: Requires a browser or human assessment; excluded from points.

Sample reference: fa13bf128d9ee45a767aaebe71ef26014eaeaf27672ee426299b1a051369e387

Full standard report · free for everyone. This is a bounded sample, not an audit of every page.

Navigation / footer

0

Homepage

0

Inner page

2

Diagnostic checklist

12 passed · 17 need work · 3 not verified. Open a check for the evidence and suggested fix.

SEO
93.90
Accessibility
75.73
Structure
54.44
Sharing
89.63
AI access
93.33
Performance
93.33

Measured performance

325 ms median to homepage response headers. Measurements: 325, 505, 169 ms.

Same crawler, three sequential requests, DNS and TLS included. Timing is diagnostic only and never decides a position. This is server/network response, not browser loading or Core Web Vitals.

Static checks inspect crawler-visible HTML; they do not certify accessibility or code quality.

SEO2 to improve
Page titlePassed

30/30 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Give each page a descriptive, non-empty <title>.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Distinct page titlesNeeds work

23/30 applicable observations passed. 0.77/1 checklist weight earned.

How to improve: Use a title that describes the purpose of this page rather than repeating the same title across URLs.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Meta descriptionNeeds work

26/28 applicable observations passed. 0.93/1 checklist weight earned.

How to improve: Add a non-empty meta name="description" that summarizes this page.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Canonical URLPassed

28/28 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Declare one valid HTTP(S) canonical URL for each indexable page. It may point to another URL when intentional.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Root sitemap availablePassed

1/1 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Publish a sitemap URL set or index at /sitemap.xml. This checks its root, not every listed URL.

Accessibility2 to improve
Document languagePassed

30/30 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Declare a valid language tag on the html element, such as en or pt-BR.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Image alternatives declaredPassed

25/25 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Add alt text to informative images. Use alt="" for decorative images. This check does not judge text quality.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Form controls namedNeeds work

18/25 applicable observations passed. 0.72/1 checklist weight earned.

How to improve: Associate a label with each visible form control, or provide a non-empty aria-label / valid aria-labelledby.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Buttons namedPassed

30/30 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Give every button visible text or an accessible name, including icon-only buttons.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Rendered color contrastNot verified

0/1 applicable observations passed. Informational; excluded from points.

How to improve: Check foreground/background contrast in the rendered page.

Keyboard and focus behaviorNot verified

0/1 applicable observations passed. Informational; excluded from points.

How to improve: Test every interactive control with a keyboard and inspect focus visibility.

Structure4 to improve
Main headingNeeds work

10/30 applicable observations passed. 0.33/1 checklist weight earned.

How to improve: Add a descriptive H1 identifying the main topic.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Heading hierarchyNeeds work

9/30 applicable observations passed. 0.30/1 checklist weight earned.

How to improve: Nest headings logically without skipping a level, starting with H1.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Main landmarkNeeds work

17/30 applicable observations passed. 0.57/1 checklist weight earned.

How to improve: Mark the main content with one <main> or role="main" landmark.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Mobile viewportPassed

30/30 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Add meta name="viewport" with width=device-width and do not disable user zoom.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

HTTPS pagePassed

30/30 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Serve the page over HTTPS with a valid certificate.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

No insecure embedded resourcesNeeds work

2/30 applicable observations passed. 0.07/1 checklist weight earned.

How to improve: Use HTTPS for embedded script, image, stylesheet, frame, audio and video URLs.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Sharing6 to improve
Open Graph titleNeeds work

28/30 applicable observations passed. 0.93/1 checklist weight earned.

How to improve: Provide a non-empty og:title meta property.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Open Graph descriptionNeeds work

26/30 applicable observations passed. 0.87/1 checklist weight earned.

How to improve: Provide a non-empty og:description meta property.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Open Graph typeNeeds work

28/30 applicable observations passed. 0.93/1 checklist weight earned.

How to improve: Declare og:type, such as website or article.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Open Graph URLNeeds work

28/30 applicable observations passed. 0.93/1 checklist weight earned.

How to improve: Set og:url to an absolute HTTP(S) URL for this content.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Open Graph image URLNeeds work

14/30 applicable observations passed. 0.47/1 checklist weight earned.

How to improve: Set og:image to an absolute HTTP(S) image URL. Homepage image availability is checked separately.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Open Graph image descriptionPassed

14/14 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Describe the sharing image with og:image:alt.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Social card typeNeeds work

28/30 applicable observations passed. 0.93/1 checklist weight earned.

How to improve: Declare twitter:card as summary or summary_large_image for a website card.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Homepage favicon availablePassed

1/1 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Serve a non-empty public image with an image Content-Type.

Homepage sharing image availablePassed

1/1 applicable observations passed. 1.00/1 checklist weight earned.

How to improve: Serve a non-empty public image with an image Content-Type.

AI access2 to improve
Content in initial HTMLNeeds work

28/30 applicable observations passed. 0.93/1 checklist weight earned.

How to improve: Render meaningful main content on the server so readers can access it without executing JavaScript.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Structured data syntaxNeeds work

28/30 applicable observations passed. 0.93/1 checklist weight earned.

How to improve: Provide JSON-LD with @context and @type (or a typed @graph). Match the markup to the visible content; syntax alone does not validate its meaning.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Performance1 to improve
HTML transfer budgetNeeds work

28/30 applicable observations passed. 0.93/1 checklist weight earned.

How to improve: Keep the uncompressed HTML at or below 500 KB. Remove duplicated inline payloads and unnecessary markup.

Showing up to five examples, with failed observations first. Full per-page observations are listed below and available in the report API.

Repeated homepage HTTP responsePassed

1/1 applicable observations passed. Informational; excluded from points.

How to improve: Improve server response and CDN caching. Median of three requests; diagnostic only, never a ranking tiebreak.

  • https://difrati.net/3/3 successful measurements to response headers. Includes DNS and TLS; excludes rendering.
Browser loading and Core Web VitalsNot verified

0/1 applicable observations passed. Informational; excluded from points.

How to improve: Measure LCP, INP and CLS with browser and field tools.

Checklist quality-v3. Competitive weights: Structure 30%, Accessibility markup 30%, SEO 25%, Sharing 15%. AI access and performance are diagnostic only. This expanded report may include pages outside the competitive sample. Unverified scored checks earn no points; not-applicable and manual checks are excluded. Full methodology and references.

Page health

From the 30 pages we read. Full details in the report.

Missing titles

0

Duplicate titles

7

Missing descriptions

4

Missing H1

20

Multiple H1

0

Avg response

669 ms

Slowest pages

HTTP response time measured by our crawler; not browser loading speed.

Pages inspected (30)

All 30 pages from this scan.

PageStatusTitleH1ms
https://difrati.net/200Home - Difrati
Page checklist evidence
  • title: passedHome - Difrati
  • description: passedSOLUÇÕES ACÚSTICAS QUE  TRANSFORMAM ESPAÇOS
  • canonical: passedhttps://difrati.net/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: not-applicable0 of 0 images lack an alt attribute
  • labels: failed2 of 9 controls have no HTML label
  • buttons: passed0 of 8 buttons have no HTML name
  • links-named: failed2 of 35 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/
  • mixed: failed2 HTTP embedded resource URL(s)
  • og-title: passedHome - Difrati
  • og-description: passedSOLUÇÕES ACÚSTICAS QUE  TRANSFORMAM ESPAÇOS
  • og-type: passedwebsite
  • og-url: passedhttps://difrati.net/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2024/01/Sem-Titulo-1.jpg
  • og-alt: passedHome
  • twitter-card: passedsummary_large_image
  • readable: passed3851 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed222,414 bytes of HTML; budget 500,000
0768
https://difrati.net/acustica-ambiental/200Acústica Ambiental - Difrati
Page checklist evidence
  • title: passedAcústica Ambiental - Difrati
  • description: passedA acústica ambiental trata da análise e controle de ruídos em diferentes espaços, sejam urbanos, residenciais ou industriais.
  • canonical: passedhttps://difrati.net/acustica-ambiental/
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 3 images lack an alt attribute
  • labels: failed2 of 9 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 26 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/acustica-ambiental/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedAcústica Ambiental - Difrati
  • og-description: passedA acústica ambiental trata da análise e controle de ruídos em diferentes espaços, sejam urbanos, residenciais ou industriais.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/acustica-ambiental/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed2949 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed151,740 bytes of HTML; budget 500,000
1288
https://difrati.net/acustica-arquitetonica/200Acústica Arquitetônica - Difrati
Page checklist evidence
  • title: passedAcústica Arquitetônica - Difrati
  • description: passedTransformamos seu espaço para que ele proporcione a melhor experiência acústica, ajustando a propagação do som e minimizando ruídos externos.
  • canonical: passedhttps://difrati.net/acustica-arquitetonica/
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 4 images lack an alt attribute
  • labels: failed2 of 9 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 27 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/acustica-arquitetonica/
  • mixed: failed2 HTTP embedded resource URL(s)
  • og-title: passedAcústica Arquitetônica - Difrati
  • og-description: passedTransformamos seu espaço para que ele proporcione a melhor experiência acústica, ajustando a propagação do som e minimizando ruídos externos.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/acustica-arquitetonica/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed2403 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed150,470 bytes of HTML; budget 500,000
1713
https://difrati.net/acustica-para-estudios/200Acústica para Estúdios - Difrati
Page checklist evidence
  • title: passedAcústica para Estúdios - Difrati
  • description: passedConsultoria personalizada para melhorar a qualidade sonora e a criatividade de seu estúdio acústico. Contate-nos para um projeto sob medida.
  • canonical: passedhttps://difrati.net/acustica-para-estudios/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 5 images lack an alt attribute
  • labels: failed2 of 9 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 23 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/acustica-para-estudios/
  • mixed: failed2 HTTP embedded resource URL(s)
  • og-title: passedAcústica para Estúdios - Difrati
  • og-description: passedConsultoria personalizada para melhorar a qualidade sonora e a criatividade de seu estúdio acústico. Contate-nos para um projeto sob medida.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/acustica-para-estudios/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2024/10/acustica_para_estudios.png
  • og-alt: passedAcústica para estúdios
  • twitter-card: passedsummary_large_image
  • readable: passed3401 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed163,233 bytes of HTML; budget 500,000
0519
https://difrati.net/blog/200Blog - Difrati
Page checklist evidence
  • title: passedBlog - Difrati
  • description: passedDescubra insights sobre soluções acústicas personalizadas, controle de ruído e otimização de ambientes no blog da Difrati.
  • canonical: passedhttps://difrati.net/blog/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 6 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed5 of 45 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/blog/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedBlog - Difrati
  • og-description: passedDescubra insights sobre soluções acústicas personalizadas, controle de ruído e otimização de ambientes no blog da Difrati.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/blog/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed2709 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed142,723 bytes of HTML; budget 500,000
0478
https://difrati.net/consultoria-nbr-15575/200Consultoria NBR 15575 - Difrati
Page checklist evidence
  • title: passedConsultoria NBR 15575 - Difrati
  • description: passedOferecemos consultoria em conformidade com a NBR 15575, garantindo que seu projeto atenda às exigências acústicas da norma de desempenho.
  • canonical: passedhttps://difrati.net/consultoria-nbr-15575/
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 4 images lack an alt attribute
  • labels: failed2 of 9 controls have no HTML label
  • buttons: passed0 of 6 buttons have no HTML name
  • links-named: failed2 of 23 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/consultoria-nbr-15575/
  • mixed: failed2 HTTP embedded resource URL(s)
  • og-title: passedConsultoria NBR 15575 - Difrati
  • og-description: passedOferecemos consultoria em conformidade com a NBR 15575, garantindo que seu projeto atenda às exigências acústicas da norma de desempenho.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/consultoria-nbr-15575/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2024/10/consultoria_nbr_15575.webp
  • og-alt: passedConsultoria Acústica NBR 15575
  • twitter-card: passedsummary_large_image
  • readable: passed3263 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed158,471 bytes of HTML; budget 500,000
1422
https://difrati.net/entrar200Entrar - Difrati
Page checklist evidence
  • title: passedEntrar - Difrati
  • description: passedVocê está logado como felippelucena. Sair »
  • canonical: passedhttps://difrati.net/entrar/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 1 images lack an alt attribute
  • labels: passed0 of 3 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 26 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/entrar/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedEntrar - Difrati
  • og-description: passedVocê está logado como felippelucena. Sair »
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/entrar/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed109 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed142,723 bytes of HTML; budget 500,000
0636
https://difrati.net/isolamento-acustico/200Isolamento Acústico - Difrati
Page checklist evidence
  • title: passedIsolamento Acústico - Difrati
  • description: passedEspecialistas em isolamento acústico para residências, escritórios e indústrias. Reduza o ruído com serviços personalizados.
  • canonical: passedhttps://difrati.net/isolamento-acustico/
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 4 images lack an alt attribute
  • labels: failed2 of 9 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 23 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/isolamento-acustico/
  • mixed: failed2 HTTP embedded resource URL(s)
  • og-title: passedIsolamento Acústico - Difrati
  • og-description: passedEspecialistas em isolamento acústico para residências, escritórios e indústrias. Reduza o ruído com serviços personalizados.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/isolamento-acustico/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2024/10/isolamento_acustico.webp
  • og-alt: passedIsolamento acústico
  • twitter-card: passedsummary_large_image
  • readable: passed3873 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed155,233 bytes of HTML; budget 500,000
1413
https://difrati.net/laudo-medicao-nbr-10151/200Laudo de Medição NBR 10151 - Difrati
Page checklist evidence
  • title: passedLaudo de Medição NBR 10151 - Difrati
  • description: passedRealizamos laudos de medição acústica de acordo com a NBR 10151, garantindo conformidade com as normas para controle de ruído em ambientes.
  • canonical: passedhttps://difrati.net/laudo-medicao-nbr-10151/
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 1 images lack an alt attribute
  • labels: failed2 of 9 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 23 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/laudo-medicao-nbr-10151/
  • mixed: failed2 HTTP embedded resource URL(s)
  • og-title: passedLaudo de Medição NBR 10151 - Difrati
  • og-description: passedRealizamos laudos de medição acústica de acordo com a NBR 10151, garantindo conformidade com as normas para controle de ruído em ambientes.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/laudo-medicao-nbr-10151/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2024/10/laudo_medicao_ngr_10151.webp
  • og-alt: passedLaudo de Medição Acústica NBR 10151
  • twitter-card: passedsummary_large_image
  • readable: passed2716 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed149,652 bytes of HTML; budget 500,000
1475
https://difrati.net/mad/200MAD - Difrati
Page checklist evidence
  • title: passedMAD - Difrati
  • description: passedSem download. Sem custo.
  • canonical: passedhttps://difrati.net/mad/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: not-applicable0 of 0 images lack an alt attribute
  • labels: not-applicable0 of 0 controls have no HTML label
  • buttons: passed0 of 5 buttons have no HTML name
  • links-named: failed7 of 32 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/mad/
  • mixed: failed2 HTTP embedded resource URL(s)
  • og-title: passedMAD - Difrati
  • og-description: passedSem download. Sem custo.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/mad/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed2437 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed178,877 bytes of HTML; budget 500,000
01,281
https://difrati.net/projetos/200Projetos - Difrati
Page checklist evidence
  • title: passedProjetos - Difrati
  • description: passedPROJETOS REALIZADOS
  • canonical: passedhttps://difrati.net/projetos/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 3 images lack an alt attribute
  • labels: not-applicable0 of 0 controls have no HTML label
  • buttons: passed0 of 3 buttons have no HTML name
  • links-named: failed5 of 32 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/projetos/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedProjetos - Difrati
  • og-description: passedPROJETOS REALIZADOS
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/projetos/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed258 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed130,105 bytes of HTML; budget 500,000
01,392
https://difrati.net/registrar200Registrar - Difrati
Page checklist evidence
  • title: passedRegistrar - Difrati
  • description: passedRegistre-se agora! Nome de Usuário* E-mail* Site Profissão / Área de Atuação Senha* Tamanho mínimo de 8 caracteres. Repetir Senha* reCAPTCHA*
  • canonical: passedhttps://difrati.net/registrar/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 1 images lack an alt attribute
  • labels: passed0 of 6 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 24 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/registrar/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedRegistrar - Difrati
  • og-description: passedRegistre-se agora! Nome de Usuário* E-mail* Site Profissão / Área de Atuação Senha* Tamanho mínimo de 8 caracteres. Repetir Senha* reCAPTCHA*
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/registrar/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed164 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed138,379 bytes of HTML; budget 500,000
0610
https://difrati.net/apresentando-estudio-cararo-2/200Apresentando: Estúdio Cararo - Difrati
Page checklist evidence
  • title: passedApresentando: Estúdio Cararo - Difrati
  • description: passedO projeto acústico do Home-Studio Cararo, parceria com a Acústica Arquitetura, consistiu na criação de um espaço de gravação e mixagem em uma área urbana,
  • canonical: passedhttps://difrati.net/apresentando-estudio-cararo-2/
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: not-applicable0 of 0 images lack an alt attribute
  • labels: not-applicable0 of 0 controls have no HTML label
  • buttons: passed0 of 5 buttons have no HTML name
  • links-named: failed5 of 27 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/apresentando-estudio-cararo-2/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedApresentando: Estúdio Cararo - Difrati
  • og-description: passedO projeto acústico do Home-Studio Cararo, parceria com a Acústica Arquitetura, consistiu na criação de um espaço de gravação e mixagem em uma área urbana,
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/apresentando-estudio-cararo-2/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2025/06/Cararo-Render-Snapshot-5.webp
  • og-alt: passedprojeto acustico para estudio musical
  • twitter-card: passedsummary_large_image
  • readable: passed2533 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed144,799 bytes of HTML; budget 500,000
1478
https://difrati.net/projeto-acustico-estudio-doremix/200Projeto Acústico: Estúdio Doremix - Difrati
Page checklist evidence
  • title: passedProjeto Acústico: Estúdio Doremix - Difrati
  • description: passedProjeto completo de acústica para o Estúdio Doremix em SP. Veja como resolvemos reverberação e isolamento com materiais premium.
  • canonical: passedhttps://difrati.net/projeto-acustico-estudio-doremix/
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: not-applicable0 of 0 images lack an alt attribute
  • labels: not-applicable0 of 0 controls have no HTML label
  • buttons: passed0 of 5 buttons have no HTML name
  • links-named: failed6 of 27 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/projeto-acustico-estudio-doremix/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedProjeto Acústico: Estúdio Doremix - Difrati
  • og-description: passedProjeto completo de acústica para o Estúdio Doremix em SP. Veja como resolvemos reverberação e isolamento com materiais premium.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/projeto-acustico-estudio-doremix/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2025/06/Copia-de-Projeto-Doremix.webp
  • og-alt: passedProjeto acustico
  • twitter-card: passedsummary_large_image
  • readable: passed2094 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed142,635 bytes of HTML; budget 500,000
1345
https://difrati.net/blog200Blog - Difrati
Page checklist evidence
  • title: passedBlog - Difrati
  • description: passedDescubra insights sobre soluções acústicas personalizadas, controle de ruído e otimização de ambientes no blog da Difrati.
  • canonical: passedhttps://difrati.net/blog/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 6 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed5 of 45 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/blog/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedBlog - Difrati
  • og-description: passedDescubra insights sobre soluções acústicas personalizadas, controle de ruído e otimização de ambientes no blog da Difrati.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/blog/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed2709 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed142,723 bytes of HTML; budget 500,000
0431
https://difrati.net/category/conceito/200Arquivo de Conceito - Difrati
Page checklist evidence
  • title: passedArquivo de Conceito - Difrati
  • description: passedYour blog category
  • canonical: passedhttps://difrati.net/category/conceito/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: failed0 main landmarks
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  • links-named: failed4 of 39 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/category/conceito/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedArquivo de Conceito - Difrati
  • og-description: passedYour blog category
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/category/conceito/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed2163 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed135,586 bytes of HTML; budget 500,000
0404
https://difrati.net/category/revisao-tecnica/200Arquivo de Revisão Técnica - Difrati
Page checklist evidence
  • title: passedArquivo de Revisão Técnica - Difrati
  • description: failedNo meta description
  • canonical: passedhttps://difrati.net/category/revisao-tecnica/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 2 images lack an alt attribute
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  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 33 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/category/revisao-tecnica/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedArquivo de Revisão Técnica - Difrati
  • og-description: failedNo og:description
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/category/revisao-tecnica/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed829 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed130,903 bytes of HTML; budget 500,000
0454
https://difrati.net/category/projetos/200Arquivo de Projetos - Difrati
Page checklist evidence
  • title: passedArquivo de Projetos - Difrati
  • description: failedNo meta description
  • canonical: passedhttps://difrati.net/category/projetos/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 3 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed5 of 36 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/category/projetos/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedArquivo de Projetos - Difrati
  • og-description: failedNo og:description
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/category/projetos/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed1095 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed133,034 bytes of HTML; budget 500,000
0465
https://difrati.net/ondas-estacionarias-e-modos-acusticos-guia-completo/200Ondas Estacionárias e Modos Acústicos: Guia Completo - Difrati
Page checklist evidence
  • title: passedOndas Estacionárias e Modos Acústicos: Guia Completo - Difrati
  • description: passedSe você já percebeu que sons graves parecem ficar "embolados" em sua sala, ou que ao se mover alguns passos o baixo desaparece completamente, você já
  • canonical: passedhttps://difrati.net/ondas-estacionarias-e-modos-acusticos-guia-completo/
  • h1: failed0 H1 element(s)
  • headings: failed2 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 9 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 11 buttons have no HTML name
  • links-named: failed2 of 52 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/ondas-estacionarias-e-modos-acusticos-guia-completo/
  • mixed: failed12 HTTP embedded resource URL(s)
  • og-title: passedOndas Estacionárias e Modos Acústicos: Guia Completo - Difrati
  • og-description: passedSe você já percebeu que sons graves parecem ficar "embolados" em sua sala, ou que ao se mover alguns passos o baixo desaparece completamente, você já
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/ondas-estacionarias-e-modos-acusticos-guia-completo/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2025/11/IN2025_FRAMEWORKMIXINGSTUDIOS.pptx.zip-22.jpg
  • og-alt: passedondas estacionárias
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  • readable: passed43481 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed218,888 bytes of HTML; budget 500,000
0445
https://difrati.net/acustica-de-estudio-ferramenta-gratuita/200Acustica de estudio: Guia de Ferramentas Gratuitas
Page checklist evidence
  • title: passedAcustica de estudio: Guia de Ferramentas Gratuitas
  • description: passedPor décadas, a acústica de estúdio permaneceu como um campo tecnicamente avançado, porém economicamente excludente. As licenças de softwares especializados
  • canonical: passedhttps://difrati.net/acustica-de-estudio-ferramenta-gratuita/
  • h1: failed0 H1 element(s)
  • headings: failed2 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 7 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 11 buttons have no HTML name
  • links-named: failed2 of 61 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/acustica-de-estudio-ferramenta-gratuita/
  • mixed: failed10 HTTP embedded resource URL(s)
  • og-title: passedAcustica de estudio: Guia de Ferramentas Gratuitas
  • og-description: passedPor décadas, a acústica de estúdio permaneceu como um campo tecnicamente avançado, porém economicamente excludente. As licenças de softwares especializados
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/acustica-de-estudio-ferramenta-gratuita/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2025/10/Proposta-de-vendas-Apresentacao-2.png
  • og-alt: passedAcústica de Estúdio
  • twitter-card: passedsummary_large_image
  • readable: passed14749 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed172,770 bytes of HTML; budget 500,000
01,411
https://difrati.net/ressonador-de-helmholtz/200Difrati O que é ressonador de Helmholtz
Page checklist evidence
  • title: passedDifrati O que é ressonador de Helmholtz
  • description: passedDescubra como o ressonador de Helmholtz controla baixas frequências com precisão. Aprenda a calcular, dimensionar e aplicar com o sistema MAD™.
  • canonical: passedhttps://difrati.net/ressonador-de-helmholtz/
  • h1: failed0 H1 element(s)
  • headings: failed2 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 6 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 11 buttons have no HTML name
  • links-named: failed2 of 47 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/ressonador-de-helmholtz/
  • mixed: failed9 HTTP embedded resource URL(s)
  • og-title: passedDifrati O que é ressonador de Helmholtz
  • og-description: passedDescubra como o ressonador de Helmholtz controla baixas frequências com precisão. Aprenda a calcular, dimensionar e aplicar com o sistema MAD™.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/ressonador-de-helmholtz/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2025/10/ressonador-helmholtz-automobilistico.png
  • og-alt: passeddiagrama de propagação do fluido em um muffler com ressonador de helmholtz
  • twitter-card: passedsummary_large_image
  • readable: passed13233 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed168,487 bytes of HTML; budget 500,000
0476
https://difrati.net/controle-graves-estudios-pequenos/200Controle de Graves em Estúdios Pequenos: Estudo de Caso
Page checklist evidence
  • title: passedControle de Graves em Estúdios Pequenos: Estudo de Caso
  • description: passedDescubra a efiência do controle de graves em estúdios pequenos com bass traps sintonizados. Estudo de caso da Difrati no estúdio DOREMIX.
  • canonical: passedhttps://difrati.net/controle-graves-estudios-pequenos/
  • h1: failed0 H1 element(s)
  • headings: failed2 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 6 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 11 buttons have no HTML name
  • links-named: failed3 of 52 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/controle-graves-estudios-pequenos/
  • mixed: failed7 HTTP embedded resource URL(s)
  • og-title: passedControle de Graves em Estúdios Pequenos: Estudo de Caso
  • og-description: passedDescubra a efiência do controle de graves em estúdios pequenos com bass traps sintonizados. Estudo de caso da Difrati no estúdio DOREMIX.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/controle-graves-estudios-pequenos/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2025/10/zonas-de-maximo-de-pressao.png
  • og-alt: passedZonas de máximo de pressão sonora causada por um modo acústico.
  • twitter-card: passedsummary_large_image
  • readable: passed16371 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed171,797 bytes of HTML; budget 500,000
0464
https://difrati.net/enjoo-de-movimento/200Combata o Enjoo de Movimento com o “Sound Spice” - Difrati
Page checklist evidence
  • title: passedCombata o Enjoo de Movimento com o “Sound Spice” - Difrati
  • description: passedDescubra como a aplicação de um tom puro de 100 Hz, conhecido como “Sound Spice”, pode reduzir sintomas de enjoo de movimento.
  • canonical: passedhttps://difrati.net/enjoo-de-movimento/
  • h1: failed0 H1 element(s)
  • headings: failed2 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 2 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 11 buttons have no HTML name
  • links-named: failed2 of 45 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/enjoo-de-movimento/
  • mixed: failed5 HTTP embedded resource URL(s)
  • og-title: passedCombata o Enjoo de Movimento com o “Sound Spice” - Difrati
  • og-description: passedDescubra como a aplicação de um tom puro de 100 Hz, conhecido como “Sound Spice”, pode reduzir sintomas de enjoo de movimento.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/enjoo-de-movimento/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2025/04/100-Hz-Sound-Motion-Sickness-01.webp
  • og-alt: passedEnjoo de movimento
  • twitter-card: passedsummary_large_image
  • readable: passed10272 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed163,270 bytes of HTML; budget 500,000
0353
https://difrati.net/o-que-e-tempo-de-reverberacao/200Como vemos o som: Tempo de Reverberação - Difrati
Page checklist evidence
  • title: passedComo vemos o som: Tempo de Reverberação - Difrati
  • description: passedExplore o conceito de tempo de reverberação, sua importância na qualidade acústica dos espaços, e os métodos de medição e controle.
  • canonical: passedhttps://difrati.net/o-que-e-tempo-de-reverberacao/
  • h1: failed0 H1 element(s)
  • headings: failed2 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 5 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 11 buttons have no HTML name
  • links-named: failed2 of 36 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/o-que-e-tempo-de-reverberacao/
  • mixed: failed8 HTTP embedded resource URL(s)
  • og-title: passedComo vemos o som: Tempo de Reverberação - Difrati
  • og-description: passedExplore o conceito de tempo de reverberação, sua importância na qualidade acústica dos espaços, e os métodos de medição e controle.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/o-que-e-tempo-de-reverberacao/
  • og-image: passedhttps://difrati.net/wp-content/uploads/2024/08/Sabine-tempo-de-reverberacao.webp
  • og-alt: passedSabine controlando tempo de reverberação
  • twitter-card: passedsummary_large_image
  • readable: passed13598 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed165,513 bytes of HTML; budget 500,000
0494
https://difrati.net/gestao/?loginSocial=google&redirect=https%3A%2F%2Fdifrati.net%2Fentrar%2F200Sign in - Google Accounts
Page checklist evidence
  • title: passedSign in - Google Accounts
  • description: not-applicableNo meta description
  • canonical: not-applicableNo canonical URL
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passeden-US
  • alt: passed0 of 1 images lack an alt attribute
  • labels: passed0 of 2 controls have no HTML label
  • buttons: passed0 of 5 buttons have no HTML name
  • links-named: passed0 of 3 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://accounts.google.com/v3/signin/identifier?opparams=%253F&dsh=S220313400%3A1788754368815808&access_type=offline&client_id=224660135181-eh4j69po52cajnnd4dbvv7hvh41kdaoq.apps.googleusercontent.com&o2v=2&prompt=select_account&redirect_uri=https%3A%2F%2Fdifr
  • mixed: passed0 HTTP embedded resource URL(s)
  • og-title: failedNo og:title
  • og-description: failedNo og:description
  • og-type: failedNo og:type
  • og-url: failedNo og:url
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: failedNo social card type
  • readable: failed83 characters of crawler-visible content (minimum 100)
  • jsonld: failed0 of 0 blocks have valid JSON-LD structure
  • html-size: failed1,262,558 bytes of HTML; budget 500,000
12,326
https://difrati.net/registrar/200Registrar - Difrati
Page checklist evidence
  • title: passedRegistrar - Difrati
  • description: passedRegistre-se agora! Nome de Usuário* E-mail* Site Profissão / Área de Atuação Senha* Tamanho mínimo de 8 caracteres. Repetir Senha* reCAPTCHA*
  • canonical: passedhttps://difrati.net/registrar/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 1 images lack an alt attribute
  • labels: passed0 of 6 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 24 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/registrar/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedRegistrar - Difrati
  • og-description: passedRegistre-se agora! Nome de Usuário* E-mail* Site Profissão / Área de Atuação Senha* Tamanho mínimo de 8 caracteres. Repetir Senha* reCAPTCHA*
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/registrar/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed164 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed138,379 bytes of HTML; budget 500,000
0287
https://difrati.net/recuperar-senha/200Recuperar Senha - Difrati
Page checklist evidence
  • title: passedRecuperar Senha - Difrati
  • description: passedVocê já está conectado. Você pode mudar sua senha no formulário Editar Perfil.
  • canonical: passedhttps://difrati.net/recuperar-senha/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 1 images lack an alt attribute
  • labels: passed0 of 1 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 23 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/recuperar-senha/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedRecuperar Senha - Difrati
  • og-description: passedVocê já está conectado. Você pode mudar sua senha no formulário Editar Perfil.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/recuperar-senha/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed138 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed132,498 bytes of HTML; budget 500,000
0507
https://difrati.net/gerador-de-placas-perfuradas/200Registrar - Difrati
Page checklist evidence
  • title: passedRegistrar - Difrati
  • description: passedRegistre-se agora! Nome de Usuário* E-mail* Site Profissão / Área de Atuação Senha* Tamanho mínimo de 8 caracteres. Repetir Senha* reCAPTCHA*
  • canonical: passedhttps://difrati.net/registrar/
  • h1: failed0 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passedpt-BR
  • alt: passed0 of 1 images lack an alt attribute
  • labels: passed0 of 6 controls have no HTML label
  • buttons: passed0 of 4 buttons have no HTML name
  • links-named: failed2 of 24 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/registrar/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedRegistrar - Difrati
  • og-description: passedRegistre-se agora! Nome de Usuário* E-mail* Site Profissão / Área de Atuação Senha* Tamanho mínimo de 8 caracteres. Repetir Senha* reCAPTCHA*
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/registrar/
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: passedsummary_large_image
  • readable: passed164 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed138,379 bytes of HTML; budget 500,000
01,287
https://difrati.net/projeto-acustico-escola-cec-serra-es/200Projeto Acústico | Escola CEC — Isolamento e Sonorização - Difrati
Page checklist evidence
  • title: passedProjeto Acústico | Escola CEC — Isolamento e Sonorização - Difrati
  • description: passedProjeto acústico completo para escola de quatro pavimentos em Serra (ES), incluindo isolamento sonoro, tratamento acústico, simulações computacionais e sistema de sonorização conforme NBR 10.152 e ANSI S12.60.
  • canonical: passedhttps://difrati.net/projeto-acustico-escola-cec-serra-es/
  • h1: passed1 H1 element(s)
  • headings: failed1 skipped heading level(s)
  • main: failed0 main landmarks
  • lang: passedpt-BR
  • alt: not-applicable0 of 0 images lack an alt attribute
  • labels: not-applicable0 of 0 controls have no HTML label
  • buttons: passed0 of 5 buttons have no HTML name
  • links-named: failed2 of 23 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://difrati.net/projeto-acustico-escola-cec-serra-es/
  • mixed: failed1 HTTP embedded resource URL(s)
  • og-title: passedProjeto Acústico | Escola CEC — Isolamento e Sonorização - Difrati
  • og-description: passedProjeto acústico completo para escola de quatro pavimentos em Serra (ES), incluindo isolamento sonoro, tratamento acústico, simulações computacionais e sistema de sonorização conforme NBR 10.152 e ANSI S12.60.
  • og-type: passedarticle
  • og-url: passedhttps://difrati.net/projeto-acustico-escola-cec-serra-es/
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  • og-alt: passedprojeto acústico escolar
  • twitter-card: passedsummary_large_image
  • readable: passed2471 characters of crawler-visible content (minimum 100)
  • jsonld: passed1 of 1 blocks have valid JSON-LD structure
  • html-size: passed142,454 bytes of HTML; budget 500,000
1798
https://difrati.net/gestao/?loginSocial=google&redirect=https%3A%2F%2Fdifrati.net%2Fregistrar%2F200Sign in - Google Accounts
Page checklist evidence
  • title: passedSign in - Google Accounts
  • description: not-applicableNo meta description
  • canonical: not-applicableNo canonical URL
  • h1: passed1 H1 element(s)
  • headings: passed0 skipped heading level(s)
  • main: passed1 main landmarks
  • lang: passeden-US
  • alt: passed0 of 1 images lack an alt attribute
  • labels: passed0 of 2 controls have no HTML label
  • buttons: passed0 of 5 buttons have no HTML name
  • links-named: passed0 of 3 links have no HTML name
  • viewport: passedwidth=device-width, initial-scale=1
  • https: passedhttps://accounts.google.com/v3/signin/identifier?opparams=%253F&dsh=S721460961%3A1788754371877961&access_type=offline&client_id=224660135181-eh4j69po52cajnnd4dbvv7hvh41kdaoq.apps.googleusercontent.com&o2v=2&prompt=select_account&redirect_uri=https%3A%2F%2Fdifr
  • mixed: passed0 HTTP embedded resource URL(s)
  • og-title: failedNo og:title
  • og-description: failedNo og:description
  • og-type: failedNo og:type
  • og-url: failedNo og:url
  • og-image: failedNo og:image
  • og-alt: not-applicableNo sharing image description
  • twitter-card: failedNo social card type
  • readable: failed83 characters of crawler-visible content (minimum 100)
  • jsonld: failed0 of 0 blocks have valid JSON-LD structure
  • html-size: failed1,263,241 bytes of HTML; budget 500,000
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