SEO report of webdevelopment.info
Redirected to developer.mozilla.org/en-US/
Mozilla Developer Network
developer.mozilla.org/en-US/
The Mozilla Developer Network (MDN) provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and HTML5 Apps. It ...
Tasks
- Select one version of your site as main and make a redirect from other versions to that one.
- Avoid using deprecated HTML tags.
SEO
URL
Domain : developer.mozilla.org/en-US/
Character length : 28
Title
Mozilla Developer Network
Description
The Mozilla Developer Network (MDN) provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and HTML5 Apps. It also documents Mozilla products, like Firefox OS.
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
Open Graph Protocol
Good! The OG (Open Graph) protocol is set on this website.
type: website
image: https://developer.cdn.mozilla.net/static/img/opengraph-logo.dc4e08e2f6af.png
site_name: Mozilla Developer Network
description: The Mozilla Developer Network (MDN) provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and HTML5 Apps. It also documents Mozilla products, like Firefox OS.
title: Mozilla Developer Network
Dublin Core
Dublin Core is not used
Underscores in the URLs
Error! Hyphen (-) is a better solution than underscore (_) in the URLs
- https://developer.mozilla.org/.. /Getting_started_with_the_web ("Getting started with the Web")
- https://developer.mozilla.org/en-US/docs/Tools/Page_Inspector ("Page Inspector")
- https://developer.mozilla.org/en-US/docs/Tools/Web_Console ("Web Console")
- https://developer.mozilla.org/en-US/docs/MDN/Getting_started ("Getting started")
- https://developer.mozilla.org/.. /Do_an_editorial_review ("Editorial review")
- https://developer.mozilla.org/.. /Do_a_technical_review ("Technical review")
- https://developer.mozilla.org/.. /Translating_pages ("Translating")
- Expand
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
There is robots.txt file.
https://developer.mozilla.org/robots.txt
https://developer.mozilla.org/robots.txt
| User-agent | Disallowed for the search engines |
|---|---|
| * |
|
Social
Social Engagement
Linkedin80
Facebook Share0
Facebook Comments0
Content
Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
We have found the language localisation: ”en”.
Title
Mozilla Developer Network
Character length : 25
Good! The title’s length is between 10 and 70 characters.
Character length : 25
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 15%
Acceptable! The text / code ratio is between 15 and 25 percent.
Acceptable! The text / code ratio is between 15 and 25 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 1 | 12 | 3 | 0 | 0 | 0 |
Heading structure in the source code
- <H1> Shared knowledge for the Open Web
- <H2> Web Technologies
- <H3> WebTechnologies
- <H3> Learn
- <H3> DeveloperTools
- <H2> Learn the best of web development
- <H2> Thanks! Please check your inbox to confirm your subscription.
- <H2> Open Web and Mobile
- <H2> Hacks Blogread more at hacks.mozilla.org
- <H2> Showcasing your WebVR experiences
- <H2> Having fun with physics and A-Frame
- <H2> Debugger.html Call Stack Improvements
- <H2> Quantum Up Close: What is a browser engine?
- <H2> Debugging Web Push in Mozilla Firefox
- <H2> Get Involved
- <H2> Help improve MDN
Word cloud
- web14
- mozilla9
- firefox8
- learn8
- mdn7
- debugger6
- development6
- html5
- posted5
- developer5
- search5
- javascript5
- help5
- get4
- technologies4
- content4
- open4
- browser4
- webvr4
- please3
- tools3
- newsletter3
- join3
- docs3
- sign3
- css3
- improve2
- developers2
- hacks2
- experiences2
- virtual2
- labs2
- sauce2
- inbox2
- check2
- português2
- বাংলা2
- subscription2
- review2
- test2
- reality2
- languages2
- project2
- code2
- article2
- privacy2
- skip2
- quantum2
- available2
- built2
- using2
- some2
- a-frame2
- post2
- contributors2
- webpush2
- service2
- engine2
- into2
- best2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| web | |||
| mozilla | |||
| firefox | |||
| learn | |||
| mdn | |||
| debugger |
Two Word cloud
- web development3
- posted may2
- virtual reality2
- improve mdn2
- please check2
Three Word cloud
- please check your2
- mozilla developer network2
404 Page
The website has no standard 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 0 images on this web page.
Good! Every image has an alternative text attributes set on this website.
Good! Every image has an alternative text attributes set on this website.
Readability
Flesch–Kincaid Grade Level
5.30
Flesch Reading Ease
65.60
Coleman Liau Index
11.60
Automated Readability Index (ARI)
2.90
Dale–Chall Readability
7.90
SMOG Index
8.80
Spache Readibility
5.00
Number of letters
3581
Number of words
768
Number of sentences
161
Average words per sentences
5
Number of syllables
1238
Syllables in words
1188
Average syllables in words
1.61
Number of words in first three syllables
149
Percentage of word / syllables
19.40
Words not in Dale-Chall easy-word list
371
Words not in Spache easy-word list
287
Technologies
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Error! The web address is accessible with and without www!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.
Speed test
Server response time
The server response time is fast enough.
Table layout
Good! No nested tables found.
Render blocking resources
Good! No render blocking elements found!
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
0.00
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
File size of all css files combined
0.00
CSS minifying
Great! The CSS elements are minified.
Speed test – Compression
Uncompressed size of the of the HTML
0.00
Gzip compression
Your site uses compression.
Speed test – Browser cache
Browser cache
The browser cache is set correctly for all elements.
Speed test – Images
File size of all images combined
0.00
Image optimisation
All images are optimized.
Links
We found a total of 64 different links.
Internal links: 52
External links: 12
Internal links: 52
External links: 12
External links:
Internal links:
Website security
IP
63.245.215.53
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Warning! The website contains at least one unencrypted email address.
Icons
Favicon
Good! The website uses favicon.
Typos
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