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MathJax | Beautiful math in all browsers.
Beautiful math in all browsers.
https://www.mathjax.org/
1 high issue
3.0%
4 medium issues
12.1%
3 low issues
9.1%
25 tests passed
75.8%
0.11 seconds
20.17 kB
48 resources
Secure
Seo
Title
The title tag is perfect.
MathJax | Beautiful math in all browsers.
Meta description
The meta description tag is good.
Beautiful math in all browsers.
Headings
The headings are properly set.
  1. Beautiful and accessible math in all browsers
  2. Services
  3. Features and Benefits
  4. Getting Started
  5. Sponsors
  6. About us
  1. Content Transformation
  2. Training and Teaching
  3. Consultancy
  4. Content Transformation
  5. Training and Teaching
  6. Consultancy
  7. High-quality typography
  8. Modular Input & Output
  9. Accessible & reusable
  10. Samples
  11. Live Demo
  12. Accessibility and reuse. Accessibility
  13. Reuse
  14. Web Integration
  15. Server Integration
  16. Works everywhere
  17. A rich API
  18. Bugs, Issues, Code
  19. General Support
  20. Simple integration
  21. Using MathJax version 3
  22. Using MathJax version 2
  23. Server Integration
  24. A rich set of APIs
  25. Browser support
  26. The MathJax Sponsorship Program
  27. MathJax Friends
  28. MathJax Supporters
  29. MathJax Partners
  30. Founding Partners
  31. The American Mathematical Society
  32. The Society for Industrial and Applied Mathematics
  33. Partners
  34. IEEE
  35. Elsevier
  36. Supporters
  37. Friends
  38. Core Goals
  39. Advisory Committees
  40. History
  41. The MathJax Team
  42. Privacy Statement
  1. EPubs and Offline Content
  2. Support for Online Teaching
  3. Support for Online Examinations
  4. Staff Training
  5. Upgrades
  6. Fonts
  7. Conversion Workflows
  8. Accessibility
  9. The Quadratic Formula
  10. Cauchy's Integral Formula
  11. Angle Sum Formula for Cosines
  12. Gauss' Divergence Theorem
  13. Curl of a Vector Field
  14. Standard Deviation
  15. Definition of Christoffel Symbols
  16. Accessibility
  17. MathJax Steering Committee
Content keywords
The content has relevant keywords.
mathjaxbeautifulmathinallbrowsers
Image keywords
There are 9 images with missing alt attributes.
  1. https://www.mathjax.org/img/integral.svg
  2. https://www.mathjax.org/img/modular.svg
  3. https://www.mathjax.org/img/a11y.svg
  4. https://www.mathjax.org/img/code.svg
  5. https://www.mathjax.org/img/prompt.svg
  6. https://www.mathjax.org/img/browsers.svg
  7. https://www.mathjax.org/img/api.svg
  8. https://www.mathjax.org/img/gh-mark.svg
  9. https://www.mathjax.org/img/mailing.svg
SEO friendly URL
The URL is SEO friendly.
https://www.mathjax.org/
404 page
The website has 404 error pages.
https://www.mathjax.org/404-6678a0844c80aaaecd0b4c9afbaa9b49
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. Documentation
  2. contact us
  3. contact us
  4. TypeScript
  5. contact us
  6. our introductory video on YouTube
  7. documentation
  8. our screencast on YouTube
  9. https://github.com/MathJax/MathJax
  10. https://github.com/MathJax/MathJax/tree/legacy-v2
  11. https://www.npmjs.com/package/mathjax
  12. https://www.npmjs.com/package/mathjax-full
  13. https://www.jsdelivr.com/package/npm/mathjax
  14. report issues
  15. submit patches
  16. Visit us on GitHub
  17. MathJax-Users
  18. Learn more
  19. for Wordpress
  20. Drupal
  21. LaTeX
  22. Markdown
  23. epub
  24. example on jsbin
  25. combined components
  26. example on jsbin
  27. Jump to our v3 docs
  28. Jump to our v2 docs
  29. npm
  30. Packagist
  31. download a copy
  32. MathJax Node Demos
  33. npm
  34. download the source code
  35. Getting started with Node
  36. use dynamic math content
  37. write your own custom component
  38. render on the server using NodeJS
  39. our API documentation
  40. output formats
  41. MathJax v2.7
  42. our documentation
  43. Donate Now!
  44. numfocus.org
  45. contact us
  46. www.ams.org
  47. www.siam.org
  48. www.ieee.org
  49. www.elsevier.com
  50. https://www.maa.org
  51. https://www.aps.org
  52. https://www.aip.org
  53. https://www.amstat.org/
  54. https://www.lms.ac.uk
  55. https://www.springernature.com
  56. https://www.oup.com/
  57. http://cambridge.org/
  58. https://opg.optica.org
  59. https://www.atypon.com
  60. https://ioppublishing.org/
  61. http://www.taylorandfrancisgroup.com/
  62. https://projecteuclid.org
  63. https://github.com
  64. https://www.mathworks.com/
  65. https://www.wiley.com/
  66. https://www.ebsco.com/
  67. https://get.vitalsource.com/
  68. https://typora.io
  69. https://www.diagrams.net/
  70. https://www.redlink.com/
  71. Cloud PBX 24
  72. Chaoli Forum
  73. HostingAdvice
  74. Physics Forums
  75. RStudio
  76. Orthogonal Publishing L3C
  77. Tizra
  78. HighWire
  79. MoneyArcher
  80. https://www.numfocus.org
  81. NumFOCUS Foundation
  82. American Mathematical Society
  83. Society for Industrial and Applied Mathematics
  84. jsMath
  85. NumFOCUS
  86. Davide Cervone
  87. Volker Sorge
  88. Christian Lawson-Perfect
  89. Omar Al-Ithawi
  90. Peter Krautzberger
  91. Twitter
  92. Facebook
  93. info@mathjax.org
Language
The webpage has the language declared.
en
Favicon
The webpage does not have a favicon.
Performance
Text compression
The HTML file is compressed.
Load time
The webpage loaded in 0.11 seconds.
Page size
The size of the HTML webpage is 20,169.00.
HTTP requests
There are fewer than 48 HTTP requests on the webpage.
  1. https://polyfill.io/v3/polyfill.min.js?features=es6
  2. https://www.mathjax.org/js/main.js
  1. https://www.mathjax.org/css/styles.css
  1. https://www.mathjax.org/badge/mj-logo.svg
  2. https://www.mathjax.org/img/EPUB.svg
  3. https://www.mathjax.org/img/Mortar.svg
  4. https://www.mathjax.org/img/keyboard.svg
  5. https://www.mathjax.org/img/integral.svg
  6. https://www.mathjax.org/img/modular.svg
  7. https://www.mathjax.org/img/a11y.svg
  8. https://img.shields.io/github/package-json/v/mathjax/MathJax
  9. https://img.shields.io/github/package-json/v/mathjax/MathJax/legacy-v2
  10. https://img.shields.io/npm/v/mathjax
  11. https://img.shields.io/npm/v/mathjax-full?label=npm@full
  12. https://img.shields.io/jsdelivr/npm/hm/mathjax
  13. https://www.mathjax.org/img/code.svg
  14. https://www.mathjax.org/img/prompt.svg
  15. https://www.mathjax.org/img/browsers.svg
  16. https://www.mathjax.org/img/api.svg
  17. https://www.mathjax.org/img/gh-mark.svg
  18. https://www.mathjax.org/img/mailing.svg
  19. https://www.mathjax.org/badge/NumFocusProject.png
  20. https://www.mathjax.org/badge/sponsors/AMS.png
  21. https://www.mathjax.org/badge/sponsors/SIAM.gif
  22. https://www.mathjax.org/badge/sponsors/IEEE.gif
  23. https://www.mathjax.org/badge/sponsors/Elsevier.png
  24. https://www.mathjax.org/badge/sponsors/MAA.jpg
  25. https://www.mathjax.org/badge/sponsors/APSLogo_2color.gif
  26. https://www.mathjax.org/badge/sponsors/aip_logo_2line.gif
  27. https://www.mathjax.org/badge/sponsors/ASA.png
  28. https://www.mathjax.org/badge/sponsors/LMS.jpg
  29. https://www.mathjax.org/badge/sponsors/SpringerNatureLogo.svg
  30. https://www.mathjax.org/badge/sponsors/OUP.jpg
  31. https://www.mathjax.org/badge/sponsors/CUP.jpg
  32. https://www.mathjax.org/badge/sponsors/Optica.jpg
  33. https://www.mathjax.org/badge/sponsors/Atypon.png
  34. https://www.mathjax.org/badge/sponsors/IOPP.gif
  35. https://www.mathjax.org/badge/sponsors/TandF.gif
  36. https://www.mathjax.org/badge/sponsors/Euclid_logo.png
  37. https://www.mathjax.org/badge/sponsors/GitHub_Logo.png
  38. https://www.mathjax.org/badge/sponsors/Mathworks.jpg
  39. https://www.mathjax.org/badge/sponsors/Wiley_logo.svg
  40. https://www.mathjax.org/badge/sponsors/ebsco.svg
  41. https://www.mathjax.org/badge/sponsors/vitalsource.png
  42. https://www.mathjax.org/badge/sponsors/typora.png
  43. https://www.mathjax.org/badge/sponsors/draw.io-logo.svg
  44. https://www.mathjax.org/badge/sponsors/redlink.png
  45. https://img.shields.io/badge/powered%20by-NumFOCUS-orange.svg?style=flat&colorA=E1523D&colorB=007D8A
Image format
There are 28 images that are not using the AVIF, WebP format.
  1. https://img.shields.io/github/package-json/v/mathjax/MathJax
  2. https://img.shields.io/github/package-json/v/mathjax/MathJax/legacy-v2
  3. https://img.shields.io/npm/v/mathjax
  4. https://img.shields.io/npm/v/mathjax-full?label=npm@full
  5. https://img.shields.io/jsdelivr/npm/hm/mathjax
  6. https://www.mathjax.org/badge/NumFocusProject.png
  7. https://www.mathjax.org/badge/sponsors/AMS.png
  8. https://www.mathjax.org/badge/sponsors/SIAM.gif
  9. https://www.mathjax.org/badge/sponsors/IEEE.gif
  10. https://www.mathjax.org/badge/sponsors/Elsevier.png
  11. https://www.mathjax.org/badge/sponsors/MAA.jpg
  12. https://www.mathjax.org/badge/sponsors/APSLogo_2color.gif
  13. https://www.mathjax.org/badge/sponsors/aip_logo_2line.gif
  14. https://www.mathjax.org/badge/sponsors/ASA.png
  15. https://www.mathjax.org/badge/sponsors/LMS.jpg
  16. https://www.mathjax.org/badge/sponsors/OUP.jpg
  17. https://www.mathjax.org/badge/sponsors/CUP.jpg
  18. https://www.mathjax.org/badge/sponsors/Optica.jpg
  19. https://www.mathjax.org/badge/sponsors/Atypon.png
  20. https://www.mathjax.org/badge/sponsors/IOPP.gif
  21. https://www.mathjax.org/badge/sponsors/TandF.gif
  22. https://www.mathjax.org/badge/sponsors/Euclid_logo.png
  23. https://www.mathjax.org/badge/sponsors/GitHub_Logo.png
  24. https://www.mathjax.org/badge/sponsors/Mathworks.jpg
  25. https://www.mathjax.org/badge/sponsors/vitalsource.png
  26. https://www.mathjax.org/badge/sponsors/typora.png
  27. https://www.mathjax.org/badge/sponsors/redlink.png
  28. https://img.shields.io/badge/powered%20by-NumFOCUS-orange.svg?style=flat&colorA=E1523D&colorB=007D8A
JavaScript defer
The are 2 javascript resources without the defer attribute.
  1. https://polyfill.io/v3/polyfill.min.js?features=es6
  2. https://www.mathjax.org/js/main.js
DOM size
The DOM size is optimal.
The HTML file has 618 DOM nodes.
Security
HTTPS encryption
The webpage uses HTTPS encryption.
The HTML file has https://www.mathjax.org/ DOM nodes.
Mixed content
There are no mixed content resources on the webpage.
Server signature
The webpage has a public server signature.
cloudflare
Unsafe cross-origin links
The webpage has 5 unsafe cross-origin links.
Plaintext email
The webpage contains plaintext emails.
  1. info@mathjax.org
  2. info@mathjax.org
  3. info@mathjax.org
Miscellaneous
Structured data
The webpage has structured data.
        Meta viewport
        The webpage has a meta viewport tag set.
        width=device-width, initial-scale=1
        Character set
        The webpage has a charset value set.
        utf-8
        Sitemap
        The website has sitemaps.
        1. https://www.mathjax.org/sitemap.xml
        Social
        The webpage has 2 social links.
        Content length
        The webpage has 4,088 words.
        Text to HTML ratio
        The text to HTML ratio is 39%.
        Inline CSS
        The webpage contains inline CSS code.
        1. margin: 0px 0px 0px
        2. width: 100%;
        3. float: right; font-size: initial; margin-top: .5em
        4. border-width: medium
        5. height:3em
        6. height:3em
        Deprecated HTML
        There are no deprecated HTML tags on the webpage.