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Ctan.org Onpage Report

 Updated on March 29 2024 02:09 AM

Old data? UPDATE this report !

The score is 57/100

SEO Content

Website Title

CTAN: Comprehensive TeX Archive Network

Length : 39

Good! Your title is perfect because it is between 10 and 70 characters long.

Website Description

Length : 0

Oops! Your page does not have a meta description.


Hey! You should consider putting meta keywords on your page.

Og Meta Properties

Og Properties aren't being used on this page. This tag helps social crawlers like facebook and twitter to structure your page more effectively.


H1 H2 H3 H4 H5 H6
1 11 0 0 0 0
  • [H1] The Comprehensive TeX Archive Network
  • [H2] Announcements on CTAN-announce
  • [H2] Activity on CTAN
  • [H2] Search on CTAN
  • [H2] Browse CTAN
  • [H2] Contribute to CTAN
  • [H2] Background of CTAN
  • [H2] CTAN on DVD
  • [H2] Did you know?
  • [H2] TeX
  • [H2] Download a TeX System
  • [H2] User Groups


We found 2 images on this web page.

Needs attention! Add alternative text to your images so that search engines can better grasp what they're about. There are 1 alt attributes that are either empty or missing.

Text/HTML Ratio

Ratio : 29%

Good ratio! The text to HTML code ratio for this page is between 25 and 70.


Good!, you are not using Flash content.


Good!, This page does not contain any Iframes.

SEO URL Rewrite

Not Good. Your url have a query string and needs mod rewrite to be SEO friendly.

URL Underscores

Good! There are no underscores in your URLs.

In-page links

We found a total of 52 links including 4 link(s) to files

Anchor Type Juice
Login Internal noFollow
Join Internal noFollow
Settings Internal Passing Juice
Help Internal Passing Juice
Cover Internal Passing Juice
CTAN Background Internal Passing Juice
Mirrors Internal Passing Juice
Privacy Internal Passing Juice
Credits Internal Passing Juice
Upload Internal Passing Juice
Upload basics Internal Passing Juice
Upload addendum Internal Passing Juice
Licenses Internal Passing Juice
Packages Internal Passing Juice
Topics Internal Passing Juice
Contributors Internal Passing Juice
Announcements Internal Passing Juice
Extended search Internal Passing Juice
File search Internal Passing Juice
2024-03-27 CTAN update: fontscale Internal Passing Juice
2024-03-27 CTAN update: profmaquette Internal Passing Juice
2024-03-27 CTAN update: tkz-elements Internal Passing Juice
2024-03-27 CTAN update: tagpdf Internal Passing Juice
more Internal Passing Juice
advanced search form Internal Passing Juice
archive directory Internal Passing Juice
list of packages Internal Passing Juice
list of topics Internal Passing Juice
list of contributors Internal Passing Juice
upload form Internal Passing Juice
What is CTAN? Internal Passing Juice
CTAN mirrors Internal Passing Juice
Format convert Internal Passing Juice
Donald E.­Knuth External Passing Juice
The Art of Computer Programming External Passing Juice
more Internal Passing Juice
more Internal Passing Juice
more Internal Passing Juice
Guest Book Internal Passing Juice
Sitemap Internal Passing Juice
Contact Internal Passing Juice
Contact Author Internal Passing Juice
  Internal Passing Juice
External Passing Juice
External Passing Juice
External Passing Juice
External Passing Juice
External Passing Juice
External Passing Juice
External Passing Juice
External Passing Juice
External Passing Juice
Related: eso.org, gadzetomania.pl and gubdaily.ru

SEO Keywords

Keywords Cloud

search comprehensive user upload network more contributors archive ctan packages

Keywords Consistency

Keyword Content Website Title Keywords Website Description Headings
ctan 28
archive 9
search 8
more 7
comprehensive 6



Domain : ctan.org

Length : 8


Nice, you are using Favicon for your website.


Nice. Print-Friendly CSS detected on your site.


Good. For declaring en as your website's language.

Dublin Core

Oops. Dublin Core isn't being used on this page.





Good!. For specifying UTF-8 as your page charset.

W3C Validity

Errors : 11

Warnings : 4

Email Privacy

Hey! You should convert your email addresses into image. This is to prevent the email harvesting software to catch your email address.

Deprecated HTML

Great! No obsolete or deprecated HTML tags on your website. This is recommended to improve visitor's user experience.

Speed Tips

Good, Your page are not using nested tables.
Not Good., We found inline styles in your website. Try to avoid this as much as possible.
Perfect!, There are only a few CSS files on your website.
Yes!, There are only a few JavaScript files on your website which is good for your website's speed.
Perfect, Your website makes use of Gzip compression.


Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content


XML Sitemap


Hey! This is not good. There is no XML sitemap on your website.
A sitemap is a list of URLs that are crawlable and can include information such as your site's frequency of changes and most recent updates.



Awesome, A robots.txt file exists on your website.



Ooops. This website does not appear to have an analytics tool loaded. Web analytics allows you to track the behavior of your website's visitors. You should install at least one analytics program.

PageSpeed Insights


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