Website Review


Enter domain


← Click to update

developer.mozilla.org

Website review developer.mozilla.org

 Generated on August 20 2020 13:06 PM

Old statistics? UPDATE !


The score is 58/100

SEO Content

Title

MDN Web Docs



Length : 12

Perfect, your title contains between 10 and 70 characters.
Description

The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps. It also has some developer-oriented documentation for Mozilla products, such as Firefox Developer Tools.



Length : 250

Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.
Keywords



Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties Good, your page take advantage of Og Properties.
Property Content
type website
image https://developer.mozilla.org/static/img/opengraph-logo.72382e605ce3.png
site_name MDN Web Docs
description The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps. It also has some developer-oriented documentation for Mozilla products, such as Firefox Developer Tools.
title MDN Web Docs
Headings
H1 H2 H3 H4 H5 H6
1 11 0 2 0 0
  • [H1] Resources for developers, by developers.
  • [H2] Featured
  • [H2] Learn the best of web development
  • [H2] Thanks! Please check your inbox to confirm your subscription.
  • [H2] Hacks Blog read more at hacks.mozilla.org
  • [H2] js13kGames 2020: A lean coding challenge with WebXR and Web Monetization
  • [H2] Changes to SameSite Cookie Behavior – A Call to Action for Web Developers
  • [H2] Firefox 79: The safe return of shared memory, new tooling, and platform updates
  • [H2] MDN Web Docs: 15 years young
  • [H2] Safely reviving shared memory
  • [H2] Help improve MDN
  • [H2] Sign In
  • [H4] MDN
  • [H4] Mozilla
Images We found 0 images on this web page.

Good, most or all of your images have alt attributes
Text/HTML Ratio Ratio : 4%

This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
Flash Perfect, no Flash content has been detected on this page.
Iframe Great, there are no Iframes detected on this page.

URL Rewrite Good. Your links looks friendly!
Underscores in the URLs We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.
In-page links We found a total of 45 links including 0 link(s) to files



Anchor Type Juice
Skip to main content Internal Passing Juice
Select language Internal Passing Juice
Skip to search Internal Passing Juice
Technologies Overview Internal Passing Juice
HTML Internal Passing Juice
CSS Internal Passing Juice
JavaScript Internal Passing Juice
Graphics Internal Passing Juice
HTTP Internal Passing Juice
APIs / DOM Internal Passing Juice
Browser Extensions Internal Passing Juice
MathML Internal Passing Juice
Learn web development Internal Passing Juice
Tutorials Internal Passing Juice
References Internal Passing Juice
Developer Guides Internal Passing Juice
Accessibility Internal Passing Juice
Game development Internal Passing Juice
Send Feedback Internal Passing Juice
Join the MDN community Internal Passing Juice
Privacy Policy External Passing Juice
js13kGames 2020: A lean coding challenge with WebXR and Web Monetization External Passing Juice
Changes to SameSite Cookie Behavior – A Call to Action for Web Developers External Passing Juice
Firefox 79: The safe return of shared memory, new tooling, and platform updates External Passing Juice
MDN Web Docs: 15 years young External Passing Juice
Safely reviving shared memory External Passing Juice
Getting started Internal Passing Juice
Editorial review Internal Passing Juice
Technical review Internal Passing Juice
Translating Internal Passing Juice
Promoting MDN Internal Passing Juice
Contributing to the MDN codebase External Passing Juice
Updating browser compatibility data External Passing Juice
MDN Web Docs Internal Passing Juice
About MDN Internal Passing Juice
About External Passing Juice
MDN Web Docs Store External Passing Juice
Contact Us External Passing Juice
Firefox External Passing Juice
these licenses Internal Passing Juice
Terms External Passing Juice
Privacy External Passing Juice
Cookies External Passing Juice
Sign in with Github Internal Passing Juice
Sign in with Google Internal Passing Juice

SEO Keywords

Keywords Cloud newsletter please review get inbox help mdn check web from
Keywords Consistency
Keyword Content Title Keywords Description Headings
mdn 6
web 3
inbox 3
get 3
help 3

Usability

Url Domain : developer.mozilla.org
Length : 21
Favicon Great, your website has a favicon.
Printability Great. We have found a Print-Friendly CSS.
Language Good. Your declared language is en.
Dublin Core This page does not take advantage of Dublin Core.

Document

Doctype HTML 5
Encoding Perfect. Your declared charset is UTF-8.
W3C Validity Errors : 2
Warnings : 6
Email Privacy Warning! At least one email address has been found in the plain text. Use free antispam protector to hide email from spammers.
Deprecated HTML Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
Excellent, your website doesn't use nested tables.
Perfect. No inline css has been found in HTML tags!
Too bad, your website has too many CSS files (more than 4).
Too bad, your website has too many JS files (more than 6).
Perfect, your website takes advantage of gzip.

Mobile

Mobile Optimization
Apple Icon
Meta Viewport Tag
Flash content

Optimization

XML Sitemap Great, your website has an XML sitemap.

http://developer.mozilla.org/sitemap.xml
https://developer.mozilla.org/sitemap.xml
Robots.txt http://developer.mozilla.org/robots.txt

Great, your website has a robots.txt file.
Analytics Great, your website has an analytics tool.

   Google Analytics

PageSpeed Insights


Device
Categories