C3.unam.mx - SEO Checker

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Overview of the SEO Check
Meta information
71% 
Page quality
83% 
Page structure
58% 
Link structure
25% 
Server
74% 
External factors
18% 
SEO Score
Response time
0.77 s
File size
10.40 kB
Words
513
Media files
1
Number of links
1 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Apache2 Ubuntu Default Page: It works
The length of the page title is perfect. (356 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Server location: United States of America
The language is not specified in the HTML markup.
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The character encoding is not specified in the HTTP header.
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype XHTML 1.0 Transitional is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
Content-Typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
This page contains 513 words. That's ok.
39.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
13 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 15.44 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
This page does not require any JavaScript files.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 10 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
http://c3.unam.mx/icons/ubuntu-logo.pngUbuntu Logo

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
There are no headings specified on the page. Headings are important for search engine optimization and help to structure your content.

Heading structure

No headings were found.
This page seems to be an entry page, because only very few links were found.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://c3.unam.mx/manualmanual
http://httpd.apache.org/docs/2...Nofollow External Subdomain public_html
https://bugs.launchpad.net/ubu...Nofollow External Subdomain existing bug reports

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.77 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page does not require any CSS files.
This page does not require any JavaScript files.
The file size of the HTML document is fine (10 kB).

HTTP Response Header

NameValue
dateThu, 29 Aug 2024 20:57:16 GMT
serverApache/2.4.52 (Ubuntu)
last-modifiedWed, 17 Apr 2024 00:27:49 GMT
etag"29af-6163feca42a2d-gzip"
accept-rangesbytes
varyAccept-Encoding
content-encodinggzip
content-length3121
content-typetext/html
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 6 referring domains.
This page only has 10 backlinks.
This page only has few backlinks from 6 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Apache251%Check
Ubuntu50%Check
Apache2 Ubuntu50%Check
Apache2 Ubuntu Default49%Check
Apache2 Default48%Check
Apache2 Ubuntu Default Page48%Check
Ubuntu Default Page47%Check
Default46%Check
Page46%Check
works46%Check
Show more keywords and terms

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