Gnu.org - SEO Checker

Overview of the SEO Check
Meta information
70% 
Page quality
86% 
Page structure
79% 
Link structure
67% 
Server
89% 
External factors
100% 
SEO Score
Response time
0.21 s
File size
30.20 kB
Words
1009
Media files
13
Number of links
79 internal / 32 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The GNU Operating System and the Free Software Movement
The length of the page title is perfect. (559 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
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 alternate link to the page itself is missing.
An alternate link incorrectly contains an URL with a relative path.
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 character encoding is not specified in the HTTP header.
The charset encoding (UTF-8) is set correctly.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
ICBM42.355469,-71.058627
DC.titlegnu.org
viewportwidth=device-width, initial-scale=1
langen
content-typetext/html; charset=utf-8
KeywordsGNU, FSF, Free Software Foundation, Linux, Emacs, GCC, Unix, Free Software, Libre Software, Operating System, GNU Kernel, GNU Hurd
DescriptionSince 1983, developing the free Unix style operating system GNU, so that computer users can have the freedom to share and improve the software they use.

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Page quality

Content
(Critically important)
This page contains 1009 words. That's ok.
30.5% 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.
There are no duplicates on the site.
The average number of words per sentence of 15.33 words is good.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
This website does not require any javascript files.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 112 characters this one is longer than 70 characters:
"free software means the users have the freedom to run, copy, distribute, study, change and improve the..."
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
/graphics/heckert_gnu.transp.small.png [A GNU head] 
/graphics/icons/search.png [Search www.gnu.org] 
/graphics/icons/translations.png [Languages] 
/distros/screenshots/hyperbola-i3.png [Screenshot of Hyperbola with i3 window manager] 
/distros/screenshots/dragora-ice-thumb.jpg [Screenshot of Dragora 3.0-beta1 with IceWM window manager] 
...tros/screenshots/guixSD-gnome3-thumb.jpg [Screenshot of Guix 0.15 with GNOME 3 desktop] 
/distros/screenshots/hyperbola-i3-thumb.jpg [Screenshot of Hyperbola 0.3 with i3 window manager] 
.../screenshots/parabola2020-lxde-thumb.jpg [Screenshot of Parabola 2020 with LXDE desktop] 
/distros/screenshots/gnome3-thumb.jpg [Screenshot of PureOS 8 with GNOME 3 desktop] 
...ros/screenshots/trisquel8-mate-thumb.jpg [Screenshot of Trisquel 8 with MATE desktop] 
http://www.gnu.org/feed-icon-10x10.pngRSS Feed
/graphics/fsf-logo-notext-small.png [FSF logo] 
http://www.gnu.org/graphics/fs-gang.png [FS gang]

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H2 What is GNU?
H2 What is the Free Software Movement?
H2 What is Free Software?
H2 More about GNU
H3 Planet GNU RSS Feed
H3 Take Action
H4 Bc
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
The amount of internal links is ok.
None of the anchor texts is too long.
There are too many external links (32) on this page.
LinkAttributesAnchor text
http://www.gnu.org/Anchor Skip to main text
https://www.fsf.org/associate/...External JOIN THE FSF
http://www.fsf.org/fssExternal Free Software Supporter
http://www.gnu.org/GNU Operating System
IMG-ALT [A GNU head]
http://www.gnu.org/Anchor Free Software Foundation
/cgi-bin/estseek.cgiIMG-ALT [Search www.gnu.org]
http://www.gnu.org/Anchor IMG-ALT [Languages]
http://www.gnu.org/Anchor No Text
http://www.gnu.org/Anchor No Text
http://www.gnu.org/gnu/gnu.htmlABOUT GNU
/philosophy/philosophy.htmlPHILOSOPHY
/licenses/licenses.htmlLICENSES
/education/education.htmlEDUCATION
/software/software.htmlSOFTWARE
http://www.gnu.org/doc/doc.htmlDOCS
/proprietary/proprietary.htmlMALWARE
http://www.gnu.org/help/help.htmlHELP GNU
/graphics/graphics.htmlGNU ART
/people/people.htmlGNU'S WHO?
/server/sitemap.htmlSITEMAP
http://directory.fsf.org/External SOFTWARE DIRECTORY
https://h-node.org/External HARDWARE
/philosophy/free-sw.htmlfree software
/distros/free-distros.htmlinstallable versions of GNU
http://www.gnu.org/Anchor More about GNU below
/distros/free-distros.htmlTry GNU/Linux
/distros/screenshots/hyperbola...IMG-ALT [Screenshot of Hyperbola with i3 window manager]
https://www.hyperbola.info/External Subdomain Hyperbola 0.3
https://i3wm.org/External i3 window manager
/home.html?distro=dragoraIMG-ALT [Screenshot of Dragora 3.0-beta1 with IceWM window manager]
/home.html?distro=guixIMG-ALT [Screenshot of Guix 0.15 with GNOME 3 desktop]
/home.html?distro=hyperbolaIMG-ALT [Screenshot of Hyperbola 0.3 with i3 window manager]
/home.html?distro=parabolaIMG-ALT [Screenshot of Parabola 2020 with LXDE desktop]
/home.html?distro=pureosIMG-ALT [Screenshot of PureOS 8 with GNOME 3 desktop]
/home.html?distro=trisquelIMG-ALT [Screenshot of Trisquel 8 with MATE desktop]
https://directory.fsf.org/wiki...External Try parts of GNU
https://www.fsf.org/blogs/rms/...External the video explanation
/philosophy/free-sw.htmlfour essential freedoms
/philosophy/free-software-even...even more important now
https://fsf.org/External the Free Software Foundation's web site
http://www.gnu.org/helpways you can help
http://www.gnu.org/software/GNU packages
/pronunciation/pronunciation.html“GNU” is pronounced g'noo
/gnu/linux-and-gnu.htmlGNU/Linux operating system
/gnu/gnu-linux-faq.htmlcall it “Linux” by mistake
/software/hurd/hurd.htmlThe Hurd
http://www.gnu.org/gnu/gnu.htmlMore information
/philosophy/kind-communication...GNU Kind Communications Guidelines
https://planet.gnu.org/rss20.xmlExternal IMG-ALT RSS Feed
http://www.fsf.org/blogs/commu...External May GNU Spotlight with Mike Gerwitz: 12 new releases!
http://www.fsf.org/blogs/commu...External Don't miss your chance to win fabulous prizes: Get your friends to join the FSF!
http://savannah.gnu.org/forum/...External GNU Parallel 20200522 ('Kraftwerk') released
https://www.freepress.net/issu...External in the USA
A-TITLE Net neutrality in the United States of America
https://www.laquadrature.net/e...External privacy
https://www.laquadrature.net/e...External global copyright reform
https://www.laquadrature.net/en/External LQDN
http://www.fsf.org/campaignsExternal Support current FSF campaigns
http://www.endsoftpatents.org/External worldwide
/server/takeaction.htmlin Europe
/server/takeaction.htmlMore action items
http://www.fsf.org/campaigns/p...External High Priority Areas
/server/takeaction.htmlmaintain a GNU package
/software/cfengine/cfengine
/software/freedink/freedink
/software/freetalk/freetalk
/software/halifax/halifax
/software/mcron/mcron
/software/quickthreads/quickthreads
/software/aspell/aspell
/software/bison/bison
/software/gnuae/gnuae
/software/gnubik/gnubik
/software/metaexchange/metaexchange
/software/powerguru/powerguru
/software/xboard/xboard
/software/recent-releases.htmlRecent GNU releases
/manual/blurbs.htmlShort descriptions for all GNU packages
http://www.gnu.org/software/bc/Bc
/manual/manual.htmldoc
http://www.gnu.org/Anchor BACK TO TOP ⮝
/server/select-language.html?c...Nofollow Set language
http://www.gnu.org/home.en.htmlEnglish
http://www.gnu.org/home.de.htmlDeutsch
http://www.gnu.org/home.es.htmlespañol
http://www.gnu.org/home.fa.htmlفارسی
http://www.gnu.org/home.fr.htmlfrançais
http://www.gnu.org/home.it.htmlitaliano
http://www.gnu.org/home.ja.html日本語
http://www.gnu.org/home.nl.htmlNederlands
/home.pt-br.htmlportuguês
http://www.gnu.org/home.ru.htmlрусский
http://www.gnu.org/home.sq.htmlShqip
http://www.gnu.org/home.tr.htmlTürkçe
http://www.gnu.org/home.uk.htmlукраїнська
/home.zh-cn.html简体中文
/home.zh-tw.html繁體中文
http://www.gnu.org/Anchor Text duplicate BACK TO TOP ⮝
http://www.fsf.org/External IMG-ALT [FSF logo]
http://www.fsf.org/associate/s...External JOIN
http://donate.fsf.org/External DONATE
http://shop.fsf.org/External SHOP
http://www.fsf.org/External FSF
http://www.fsfe.org/External Europe
http://www.fsfla.org/External Latin America
http://fsf.org.in/External India
http://www.fsf.org/working-tog...External meet the free software gang
IMG-ALT [FS gang]
http://www.gnu.org/contact/other ways to contact
/server/standards/README.trans...Translations README
http://www.fsf.org/External Text duplicate Free Software Foundation
http://creativecommons.org/lic...External Creative Commons Attribution-NoDerivatives 4.0 International License
http://www.fsf.org/about/dmca-...External Copyright Infringement Notification

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 website uses GZip for compressed data transmission.
Performance
(Somewhat important)
This website loads 4 CSS files. This may affect the page load time negatively.
The page response time is excellent with 0.21 seconds.
This website does not require any javascript files.
The file size of the HTML document is fine (30 kB).

HTTP Response Header

NameValue
dateThu, 04 Jun 2020 12:10:02 GMT
serverApache/2.4.7
content-locationhome.html
varynegotiate,accept-language,Accept-Encoding
tcnchoice
access-control-allow-origin(null)
accept-rangesbytes
content-encodinggzip
cache-controlmax-age=0
expiresThu, 04 Jun 2020 12:10:02 GMT
content-length9797
content-typetext/html
content-languageen
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 website is referenced by wikipedia.
This website has excellent links from other websites.
This website has backlinks from 330,269 referring domains.
This website has 575,137,228 backlinks.
This website has backlinks from 194,155 different ip addresses.
Facebook popularity
(Somewhat important)
This website has social activity like shares, comments or likes on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

# robots.txt for http://www.gnu.org/

User-agent: *
Crawl-delay: 2
Disallow: /private/
Disallow: /savannah-checkouts/
Disallow: /server/trans-map.html

# RT #1298215.
User-agent: *
Crawl-delay: 4
Disallow: /server/trans-map.html

# RT #1298215.
User-agent: *
Crawl-delay: 4
Disallow: /server/select-language.html

Sitemap: http://www.gnu.org/sitemap.xml

Facebook popularity

Shares / Likes / Comments
4,264

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

Most important keywords

Seobility found the following keywords. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
GNU69%Check
Software GNU58%Check
GNU is55%Check
GNU Operating System51%Check
Free50%Check
Free Software50%Check
GNU Project49%Check
GNU Linux49%Check
GNU packages49%Check
Software49%Check

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