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Search Engine Optimization Overview
80
100
web.dev
https://web.dev/
3 high issues
9.1%
1 medium issue
3.0%
0 low issues
0.0%
29 tests passed
87.9%
0.19 seconds
14.49 kB
11 resources
Secure
Seo
Title
The title tag is perfect.
web.dev
Meta description
The meta description tag is missing or empty.
Headings
Only one h1 tag should be present on the webpage.
  1. Let's build the future of the web, together
  2. Measure performance with PageSpeed Insights
  1. Featured courses
  2. Case studies
  3. Patterns
  4. Podcasts and Shows
  5. Developer Newsletter
  1. Celebrate Chrometober with web tricks and treats.
  2. MishiPay's PWA increases transactions 10 times and saves 2.5 years of queuing
  3. i18n.courses.learn_accessibility.title
  4. i18n.courses.learn_html.title
  5. i18n.courses.learn_design.title
  6. i18n.courses.learn_forms.title
  7. i18n.courses.learn_pwa.title
  8. i18n.courses.learn_css.title
  9. Building a Better Web - Part 1: A faster YouTube on web
  10. How Rakuten 24's investment in Core Web Vitals increased revenue per visitor by 53.37% and conversion rate by 33.13%
  11. Advanced apps patterns
  12. Animation patterns
  13. Clipboard patterns
  14. Component patterns
  15. Files and directories patterns
  16. Layout patterns
  17. Media patterns
  18. Theming patterns
  19. Web Vitals patterns
  20. Designing in the browser
  21. The CSS Podcast
  22. Contribute
  23. Related content
  24. Connect
Content keywords
The content has relevant keywords.
webdev
Image keywords
There are 4 images with missing alt attributes.
  1. https://web-dev.imgix.net/image/jxu1OdD7LKOGIDU7jURMpSH2lyK2/zrBPJq27O4Hs8haszVnK.svg
  2. https://web-dev.imgix.net/image/HodOHWjMnbNw56hvNASHWSgZyAf2/AwSceHfK5B3n1z1XSx1Z.gif
  3. https://web-dev.imgix.net/image/8WbTDNrhLsU0El80frMBGE4eMCD3/CZo4R87iOBYiRpIq6NcP.jpg?auto=format
  4. https://web-dev.imgix.net/image/VbAJIREinuYvovrBzzvEyZOpw5w1/6Ye3EKc6quNaopPrigno.png
SEO friendly URL
The URL is SEO friendly.
https://web.dev/
404 page
The website has 404 error pages.
https://web.dev/404-ec502fd647b3697ca018d581332e1acd
Robots.txt
The webpage can be accessed by search engines.
Noindex
The webpage does not have a noindex tag set.
In-page links
The number of links on the webpage is okay.
  1. https://web.dev/
  2. Learn
  3. Measure
  4. Blog
  5. Case studies
  6. About
  7. Learn more
  8. Featured Celebrate Chrometober with web tricks and treats.
  9. Case study MishiPay's PWA increases transactions 10 times and saves 2.5 years of queuing
  10. See all
  11. i18n.courses.learn_accessibility.title Course21 Discover how to make your websites and web apps more accessible.
  12. i18n.courses.learn_html.title Course21 This HTML course for web developers provides a solid overview for developers, from novice to expert level HTML.
  13. i18n.courses.learn_design.title Course17 Let's explore all aspects of responsive design, learning how to make sites that look great and work well for everyone.
  14. i18n.courses.learn_forms.title Course24 A course about HTML forms to help you improve your web developer expertise.
  15. i18n.courses.learn_pwa.title Course25 A course that breaks down every aspect of modern progressive web app development.
  16. i18n.courses.learn_css.title Course30 Let’s gleefully breakdown complex aspects of CSS into digestible episodes covering everything from accessibility to z-index.
  17. See all
  18. https://web.dev/better-youtube-web-part1/
  19. Building a Better Web - Part 1: A faster YouTube on web
  20. Case Study
  21. Performance
  22. Web Vitals
  23. https://web.dev/rakuten/
  24. How Rakuten 24's investment in Core Web Vitals increased revenue per visitor by 53.37% and conversion rate by 33.13%
  25. Case Study
  26. Web Vitals
  27. See all
  28. Advanced apps patternsA collection of common patterns for building advanced apps.
  29. Animation patternsA collection of animation techniques built using CSS or JavaScript with considerations for accessibility and user preferences.
  30. Clipboard patternsA collection of common patterns for dealing with the clipboard.
  31. Component patternsA collection of cross browser UI components for use in accelerating or inspiring your own design systems.
  32. Files and directories patternsA collection of common patterns for dealing with files and directories.
  33. Layout patternsA collection of layout patterns built using modern CSS APIs that will help you build common interfaces such as cards, dynamic grid areas, and full-page layouts.
  34. Media patternsA collection of common patterns for working with media.
  35. Theming patternsA collection of techniques to assist in managing color throughout your projects.
  36. Web Vitals patternsA collection of common UX patterns optimized for Core Web Vitals. This collection includes patterns that are often tricky to implement without hurting your Core Web Vitals scores. You can use the code in these examples to help ensure your projects stay on the right track.
  37. See all
  38. ShowDesigning in the browserDesigning in the Browser explores the intersection of design and front-end development, teaching you how to build beautiful UIs with modern web standards in mind.
  39. Case studies
  40. Podcasts
  41. Shows
  42. Community Guidelines
Language
The webpage has the language declared.
en
Favicon
The webpage has a favicon.
https://web.dev/images/safari-pinned-tab.svg
Performance
Text compression
The HTML file is compressed.
Load time
The webpage loaded in 0.19 seconds.
Page size
The size of the HTML webpage is 14,488.00.
HTTP requests
There are fewer than 11 HTTP requests on the webpage.
  1. https://web.dev/css/next.css?v=8797ecae
  2. https://web.dev/css/legacy-rollout.css?v=c92bcb17
  1. https://web-dev.imgix.net/image/jxu1OdD7LKOGIDU7jURMpSH2lyK2/zrBPJq27O4Hs8haszVnK.svg
  2. https://web-dev.imgix.net/image/HodOHWjMnbNw56hvNASHWSgZyAf2/AwSceHfK5B3n1z1XSx1Z.gif
  3. https://web-dev.imgix.net/image/VbAJIREinuYvovrBzzvEyZOpw5w1/6Ye3EKc6quNaopPrigno.png
  4. https://web.dev/images/courses/accessibility/card.svg
  5. https://web.dev/images/courses/html/card.svg
  6. https://web.dev/images/courses/design/card.svg
  7. https://web.dev/images/courses/forms/card.svg
  8. https://web.dev/images/courses/pwa/card.svg
  9. https://web.dev/images/courses/css/card.svg
Image format
There are 8 images that are not using the AVIF, WebP format.
  1. https://web-dev.imgix.net/image/HodOHWjMnbNw56hvNASHWSgZyAf2/AwSceHfK5B3n1z1XSx1Z.gif
  2. https://web-dev.imgix.net/image/8WbTDNrhLsU0El80frMBGE4eMCD3/CZo4R87iOBYiRpIq6NcP.jpg?auto=format
  3. https://web-dev.imgix.net/image/VbAJIREinuYvovrBzzvEyZOpw5w1/6Ye3EKc6quNaopPrigno.png
  4. https://web-dev.imgix.net/image/1L2RBhCLSnXjCnSlevaDjy3vba73/CPrVgVl7t1MuwWpXzvCE.jpg?auto=format
  5. https://web-dev.imgix.net/image/jL3OLOhcWUQDnR4XjewLBx4e3PC3/OLBDJ1YEaVWGkR5lqNyR.jpg?auto=format
  6. https://web-dev.imgix.net/image/VbAJIREinuYvovrBzzvEyZOpw5w1/XXZm5qRstbVipZB9op3U.jpg?auto=format
  7. https://web-dev.imgix.net/image/VbAJIREinuYvovrBzzvEyZOpw5w1/ipfeeYVWUsDER4LRnUkf.jpg?auto=format
  8. https://web.dev/images/lockup-color.png
JavaScript defer
The javascript resources have the defer attribute set.
DOM size
The DOM size is optimal.
The HTML file has 688 DOM nodes.
Security
HTTPS encryption
The webpage uses HTTPS encryption.
The HTML file has https://web.dev/ DOM nodes.
Mixed content
There are no mixed content resources on the webpage.
Server signature
The webpage does not have a public server signature.
Unsafe cross-origin links
The webpage does not have unsafe cross-origin links.
Plaintext email
The webpage does not contain any plaintext emails.
Miscellaneous
Structured data
The webpage has structured data.
      Meta viewport
      The webpage has a meta viewport tag set.
      width=device-width,initial-scale=1.0
      Character set
      The webpage has a charset value set.
      utf-8
      Sitemap
      The website has sitemaps.
      1. https://web.dev/sitemap.xml
      Social
      The webpage has 2 social links.
      Content length
      The webpage has 1,197 words.
      Text to HTML ratio
      The text to HTML ratio is 16%.
      Inline CSS
      The webpage does not contain inline CSS code.
      Deprecated HTML
      There are no deprecated HTML tags on the webpage.