Opendefinition.org - SEO Checker

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Overview of the SEO Check
Meta information
72% 
Page quality
47% 
Page structure
95% 
Link structure
68% 
Server
95% 
External factors
100% 
SEO Score
Response time
0.20 s
File size
27.20 kB
Words
296
Media files
11
Number of links
97 internal / 15 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The Open Definition - Open Definition - Defining Open in Open Data, Open Content and Open Knowledge
The page title should be shorter than 580 pixels. It is 945 pixels long. Optimize title
There are word repetitions in the page title.
Meta description
(Critically important)
The Open Definition - Open Definition - Defining Open in Open Data, Open Content and Open Knowledge
The length of the meta description is perfect. (945 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://opendefinition.org/
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: Canada
The following language is defined by HTML: en
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)
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
authorOpen Knowledge Open Definition Group
descriptionThe Open Definition - Open Definition - Defining Open in Open Data, Open Content and Open Knowledge
viewportwidth=device-width, initial-scale=1.0
langen
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
There are only 296 words on this page. Good pages should have about 800 words of useful content.
The average number of words per sentence of 31 words is high.
23.6% 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.
3 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 4 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0" is provided.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (13). We recommend using a maximum of 6 tags for this page.
The following tag is repeated too often: anyone
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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
...l/oki/panel/assets/images/oki-ribbon.pngOpen Knowledge
...n.org/img/oki/landscape-white-234x61.pngNo alt attribute provided
...ages/ok_buttons/os_80x15_orange_grey.pngNo alt attribute provided
....org/images/ok_buttons/oc_80x15_blue.pngNo alt attribute provided
/assets.okfn.org/images/social/x-logo.pngTwitter
...rg/images/social/youtube-logo-circle.pngYouTube
...okfn.org/images/social/mastodon-logo.pngMastodon
...okfn.org/images/social/linkedin-logo.pngLinkedin
...s.okfn.org/images/social/github-logo.pngGitHub
...ts.okfn.org/images/social/newsletter.pngNewsletter

Page structure

H1 heading
(Critically important)
The H1 heading is empty
Headings
(Important)
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Empty heading
H2 The Open Definition
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 15 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://okfn.org/External IMG-ALT Open Knowledge
http://opendefinition.org/Anchor Contents
http://opendefinition.org/No Text
http://opendefinition.org/No Text
/od/2.1/en/Open Definition
/od/2.1/en/Read the full Open Definition »
/od/2.1/ar/العربية
/od/1.1/be/Беларуская
/od/2.1/bs/Bosanski
/od/1.1/bg/Български
/od/1.1/ca/Català
/od/2.0/cz/Czech
/od/1.1/da/Dansk
/od/2.1/de/Deutsch
/od/2.1/et/Eesti
/od/1.0/el/Ελληνικά
/od/2.1/en/English
/od/2.1/es/Español
/od/1.0/euEuskara
/od/1.1/fi/Suomi
/od/1.1/fr/Français
/od/2.1/gl/Galego
/od/1.1/he/עברית
/od/2.0/hiहिन्दी
/od/1.1/hr/Croatian
/od/1.1/hu/Magyar
/od/1.1/id/Bahasa Indonesia
/od/1.0/is/Íslenska
/od/2.0/it/Italiano
/od/2.1/ja/日本語
/od/1.1/kn/ಕನ್ನಡ
/od/2.1/ko/한국어
/od/1.1/mk/македонски јазик
/od/2.1/ne/नेपाली
/od/1.1/no/Norsk (bokmål)
/od/2.0/pl/Polszczyzna
/od/2.1/pt-br/Português Brasileiro
/od/1.1/pt/Português
/od/1.1/ru/Русский
/od/1.1/sq/Shqip
/od/2.1/sr/Српски
/od/1.1/sv/Svenska
/od/1.1/te/తెలుగు
/od/1.1/tr/Türkçe
/od/2.0/ua/Українська
/od/2.1/zh/简体中文
/od/2.1/zh-tw/繁體中文
https://okfn.org/External No Text
https://okfn.org/External Open Knowledge Foundation
https://github.com/okfn/opende...External Source Code
https://opendefinition.org/ossd/A-TITLE Open Online Software Service
https://opendefinition.org/A-TITLE Open Content
https://creativecommons.org/li...External Content licensed under a CC Attribution 4.0 International License
https://okfn.org/privacy-policy/External Privacy policy
https://okfn.org/ip-policy/External IP policy
https://okfn.org/cookie-policy/External Cookie policy
https://okfn.org/terms-of-use/External Terms of use
https://twitter.com/okfnExternal IMG-ALT Twitter
https://www.youtube.com/user/o...External Subdomain IMG-ALT YouTube
https://fosstodon.org/@okfnExternal IMG-ALT Mastodon
https://www.linkedin.com/compa...External Subdomain IMG-ALT Linkedin
https://github.com/okfnExternal IMG-ALT GitHub
https://okfn.org/newsletterExternal IMG-ALT Newsletter
http://opendefinition.org/Home
/od/2.1/en/The Definition
/licenses/Conformant Licenses
/licenses/processApproval Process
/licenses/apiLicenses API
/participate/Participate
/od/2.1/ar/Text duplicate العربية
/od/1.1/be/Text duplicate Беларуская
/od/2.1/bs/Text duplicate Bosanski
/od/1.1/bg/Text duplicate Български
/od/1.1/ca/Text duplicate Català
/od/2.0/cz/Text duplicate Czech
/od/1.1/da/Text duplicate Dansk
/od/2.1/de/Text duplicate Deutsch
/od/2.1/et/Text duplicate Eesti
/od/1.0/el/Text duplicate Ελληνικά
/od/2.1/en/Text duplicate English
/od/2.1/es/Text duplicate Español
/od/1.0/euText duplicate Euskara
/od/1.1/fi/Text duplicate Suomi
/od/1.1/fr/Text duplicate Français
/od/2.1/gl/Text duplicate Galego
/od/1.1/he/Text duplicate עברית
/od/2.0/hiText duplicate हिन्दी
/od/1.1/hr/Text duplicate Croatian
/od/1.1/hu/Text duplicate Magyar
/od/1.1/id/Text duplicate Bahasa Indonesia
/od/1.0/is/Text duplicate Íslenska
/od/2.0/it/Text duplicate Italiano
/od/2.1/ja/Text duplicate 日本語
/od/1.1/kn/Text duplicate ಕನ್ನಡ
/od/2.1/ko/Text duplicate 한국어
/od/1.1/mk/Text duplicate македонски јазик
/od/2.1/ne/Text duplicate नेपाली
/od/1.1/no/Text duplicate Norsk (bokmål)
/od/2.0/pl/Text duplicate Polszczyzna
/od/2.1/pt-br/Text duplicate Português Brasileiro
/od/1.1/pt/Text duplicate Português
/od/1.1/ru/Text duplicate Русский
/od/1.1/sq/Text duplicate Shqip
/od/2.1/sr/Text duplicate Српски
/od/1.1/sv/Text duplicate Svenska
/od/1.1/te/Text duplicate తెలుగు
/od/1.1/tr/Text duplicate Türkçe
/od/2.0/ua/Text duplicate Українська
/od/2.1/zh/Text duplicate 简体中文
/od/2.1/zh-tw/Text duplicate 繁體中文
/history/History of the Open Definition
http://opendefinition.org/update/Archived Meeting Notes

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
This page loads 4 CSS files. This may affect the page load time negatively.
This page loads 4 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.20 seconds.
The file size of the HTML document is fine (27 kB).

HTTP Response Header

NameValue
dateThu, 31 Jul 2025 16:28:46 GMT
content-typetext/html; charset=utf-8
transfer-encodingchunked
connectionkeep-alive
last-modifiedMon, 16 Jun 2025 16:28:23 GMT
access-control-allow-origin*
expiresThu, 31 Jul 2025 11:19:07 GMT
cache-controlmax-age=600
x-proxy-cacheMISS
x-github-request-idEC57:107EBC:17249BA:174EECC:688B4ED2
age0
via1.1 varnish
x-served-bycache-par-lfpg1960054-PAR
x-cacheHIT
x-cache-hits0
x-timerS1753979327.632005,VS0,VE112
varyAccept-Encoding
x-fastly-request-id0e7ee4050adb8c33ccedf8741e7b3f3d9c02ccf8
cf-cache-statusDYNAMIC
report-to{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=WdfUy5DhqaL1SH3Sh8%2Bg2ahtHOl1a%2BlSSB66HzLSYtRooRBnDU9%2BnwYSQhT3WcIOf9ipDXcv%2F93QuWHz4Cv60CNEJFG%2BqWq1sd1U%2FSq7GTF2wYjz%2F4jrXpGSHeoWupgUXzjj6HE%3D"}],"group":"cf-nel","max_age":604800}
nel{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
servercloudflare
cf-ray967e78873aa86f03-CDG
content-encodingzstd
alt-svch3=":443"; ma=86400
server-timingcfL4;desc="?proto=TCP&rtt=13565&min_rtt=13565&rtt_var=6782&sent=1&recv=3&lost=0&retrans=0&sent_bytes=0&recv_bytes=379&delivery_rate=0&cwnd=187&unsent_bytes=0&cid=0000000000000000&ts=0&x=0"
statuscode200
http_versionHTTP/1.1

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 860 referring domains.
This page has 941,024 backlinks.
This page has backlinks from 651 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

Sitemap: https://opendefinition.org/sitemap.xml

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opendefinition.org
The Open Definition - Open Definition - Defining Open in Open Data,...
The Open Definition - Open Definition - Defining Open in Open Data, Open Content and Open Knowledge

Most important keywords

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

KeywordResultRecheck
Open80%Check
Open Definition79%Check
Definition78%Check
Open Data71%Check
Open Content71%Check
Open Knowledge70%Check
Defining Open68%Check
Content Open Knowledge64%Check
Content61%Check
Data61%Check
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