Contao.org - SEO Checker

Overview of the SEO Check
Meta information
97% 
Page quality
86% 
Page structure
71% 
Link structure
97% 
Server
98% 
External factors
100% 
SEO Score
Response time
0.43 s
File size
61.30 kB
Words
790
Media files
10
Number of links
34 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Contao Open Source CMS - Contao
The length of the page title is perfect. (323 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications.
The length of the meta description is perfect. (725 pixels out of 1000 max pixel length)
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
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
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)
The domain is no subdomain.
The domain length is good.
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 charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 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
robotsindex,follow
descriptionContao is a powerful open source CMS that allows you to create professional websites and scalable web applications.
generatorContao Open Source CMS
viewportwidth=device-width,initial-scale=1.0,shrink-to-fit=no
langen
og:imagehttps://contao.org/files/images/contao-open-source-cms.png
og:image:width1200
og:image:height630
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 790 words. That's ok.
34.8% 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.
18 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 17.03 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width,initial-scale=1.0,shrink-to-fit=no" is provided.
This page only loads 2 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 16 tags for this page.
Image SEO
(Somewhat important)
3 images have no alt attribute. The content of alt attributes is used by search engines.
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)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Page structure

H1 heading
(Critically important)
Contao
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (6 characters). It should be at least 20 Characters long.
Headings
(Important)
There are 26 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Contao
H2 Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications.
H2 Why Contao?
H2 Satisfied users
H2 Case studies
H2 Contao Manager
H2 The right choice for your project
H3 Proven. Since 2006.
H3 Steadfast. Current.
H3 Easy. Intuitive.
H3 Versatile. Mobile.
H3 Solid. Changeable.
H3 Support? Ask!
H3 Versatile
H3 GDPR compliant
H3 SEO ready
H3 Useable
H3 Performant
H3 Secure
H3 Long term support
H3 German-speaking
H3 Highly customizable
H3 Powered by Symfony
H3 Open Source CMS
H3 Upcoming events
H3 Latest news
Baselink: https://contao.org/
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 14 external links on this page.
LinkAttributesAnchor text
https://contao.org/en/IMG-ALT Contao Open Source CMS
https://contao.org/Menu
https://contao.org/Close
https://contao.org/en/Skip navigation
/en/features.htmlFeatures
A-TITLE View the detailed Contao feature list
/en/case-studies.htmlCase studies
A-TITLE Find out what can be done with Contao
https://contao.org/en/news.htmlNews
A-TITLE Read the official Contao announcements
https://contao.org/en/events.htmlEvents
A-TITLE Events
https://contao.org/en/team.htmlTeam
A-TITLE Team
https://demo.contao.org/contao...New window External Subdomain Online demo
A-TITLE Online demo
/en/download.htmlDownload
A-TITLE Download the Contao core distribution
https://contao.org/en/media.htmlMedia
A-TITLE Media
/en/release-plan.htmlRelease plan
A-TITLE Release plan
/en/contao-partners.htmlContao partners
A-TITLE Find a Contao partner in your area
/en/contao-partner-map.htmlContao partner map
A-TITLE Find a Contao partner in your area
/en/service-description.htmlService description
A-TITLE Partner program service description
https://partners.contao.org/enExternal Subdomain Become a partner
A-TITLE Become a partner
/en/support.htmlOverview
A-TITLE Get Contao support
https://docs.contao.org/New window External Subdomain Documentation
A-TITLE Documentation
https://github.com/contao/cont...New window External Report a bug
A-TITLE Report a bug
/en/security-advisories.htmlSecurity advisories
A-TITLE Security advisories
/en/network.htmlContao network
A-TITLE View more Contao resources
https://contao.org/de/Deutsch
A-TITLE Contao Open Source CMS
https://contao.org/es/Español
A-TITLE Contao Open Source CMS
https://contao.org/fr/Français
A-TITLE Contao Open Source CMS
https://demo.contao.org/contao...New window External Subdomain Text duplicate Online demo
A-TITLE Open the Contao online demo
/en/download.htmlText duplicate Download
https://extensions.contao.org/New window External Subdomain extensions
/en/case-studies.htmlView case studies
/en/release-plan.htmldevelopment cycle
https://symfony.com/New window External Symfony
https://github.com/contao/contaoNew window External GitHub
https://github.com/contao/cont...New window External security policy
https://contao.org/en/events.htmlContao Mumble-Call
A-TITLE Contao Mumble-Call (Thursday, 2021-07-29 15:00)
https://contao.org/en/events.htmlContao-Stammtisch Berlin
A-TITLE Contao-Stammtisch Berlin (Thursday, 2021-08-12 18:00–23:00)
https://contao.org/en/events.htmlText duplicate Contao Mumble-Call
A-TITLE Contao Mumble-Call (Thursday, 2021-08-26 15:00)
/en/news/contao-two-month-revi...Contao Two Month Review May and June 2021
A-TITLE Read the article: Contao Two Month Review May and June 2021
/en/news/contao-4-9-16-and-4-1...Contao 4.9.16 and 4.11.5 are available
A-TITLE Read the article: Contao 4.9.16 and 4.11.5 are available
/en/security-advisories/cross-...Cross site scripting in the system log
A-TITLE Read the article: Cross site scripting in the system log
https://contao.org/en/Text duplicate Skip navigation
/en/sitemap.htmlSitemap
A-TITLE Sitemap
/en/privacy-notice.htmlPrivacy notice
A-TITLE Privacy Policy
/en/legal-notice.htmlLegal notice
A-TITLE See who is responsible for the Contao project website
https://github.com/contaoNew window External A-TITLE Contao on GitHub
https://twitter.com/contaocmsNew window External A-TITLE Contao on Twitter
https://www.facebook.com/contaoNew window External A-TITLE Contao on Facebook
https://www.youtube.com/user/c...New window External A-TITLE Contao on YouTube
https://www.pinterest.de/conta...New window External A-TITLE Contao on Pinterest

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://contao.org/en/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.43 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 only loads 1 CSS files. That's ok.
This page only loads 2 JavaScript files. That's good!
The file size of the HTML document is fine (61 kB).

HTTP Response Header

NameValue
dateMon, 12 Jul 2021 18:21:49 GMT
content-typetext/html; charset=utf-8
transfer-encodingchunked
connectionkeep-alive
varyAccept-Encoding
varyOrigin
varyCookie
permissions-policyinterest-cohort=()
x-content-type-optionsnosniff
strict-transport-securitymax-age=31536000; includeSubDomains
referrer-policyno-referrer-when-downgrade, strict-origin-when-cross-origin
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-content-digestenc1dbec67f4575a314165c6ad1670974422b2304e48dc776c542472abee739718
age61564
contao-cachefresh
x-page-speedngx_pagespeed
cache-controlmax-age=0, no-cache, s-maxage=86400
cf-cache-statusDYNAMIC
expect-ctmax-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=L9d1WMdVzsY3rKPZDTNcV5uG9XJaHbHazDlRCJqF4lwS4UvkpRyqoz4cffbtvrRi%2FVlhwN0D%2F7J1zmWq%2FVU%2Fy2HnQ9RSYAsZdsDtB4O9ZpDnrkHyV18ysyIAixiwb7frykPszw%3D%3D"}],"group":"cf-nel","max_age":604800}
nel{"report_to":"cf-nel","max_age":604800}
servercloudflare
cf-ray66dc4b1efabb05cc-FRA
content-encodinggzip
alt-svch3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 330 referring domains.
This page has 2,333 backlinks.
This page has backlinks from 309 different ip addresses.
Facebook popularity
(Somewhat important)
This page has social activity like shares, comments or likes on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

user-agent:*
disallow:/contao/

sitemap:https://contao.org/sitemap.xml

Facebook popularity

Shares / Likes / Comments
99

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Search preview

contao.org
Contao Open Source CMS - Contao
Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications.

Most important keywords

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

KeywordResultRecheck
Contao87%Check
Contao open source74%Check
Contao Open Source CMS72%Check
CMS68%Check
Open Source68%Check
Source CMS68%Check
open source CMS67%Check
Contao Manager65%Check
Contao partners65%Check
powerful open source CMS64%Check

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