Prometheus-bildarchiv.de - SEO Checker

Overview of the SEO Check
Meta information
72% 
Page quality
41% 
Page structure
79% 
Link structure
96% 
Server
84% 
External factors
100% 
SEO Score
Response time
0.09 s
File size
13.40 kB
Words
195
Media files
33
Number of links
28 internal / 22 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The prometheus Image Archive: High-quality images from the fields of arts, culture and history
The page title should be shorter than 580 pixels. It is 843 pixels long. Optimize title
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)
https://prometheus-bildarchiv.de/en/index
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: Germany
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
The alternate link to the page itself is missing.
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
authorprometheus - Das verteilte digitale Bildarchiv für Forschung & Lehre
langen
content-typetext/html; charset=utf-8

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Page quality

Content
(Critically important)
There are only 195 words on this page. Use at least 250 words to provide useful information.
28.7% 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.
The average number of words per sentence of 19 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 loads 4 JavaScript files. This may affect the load time negatively.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 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)
prometheus - Das verteilte digitale Bildarchiv für Forschung & Lehre
The H1 heading is perfect.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 prometheus - Das verteilte digitale Bildarchiv für Forschung & Lehre
H3 Recent news
H3 Image series of the week
H4 Magda Langenstraß-Uhlig
Some anchor texts are used more than once.
1 links don't have an anchor text.
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 22 external links on this page.
LinkAttributesAnchor text
https://prometheus.uni-koeln.d...External Subdomain Sign up
https://prometheus.uni-koeln.d...External Subdomain Log in
https://prometheus.uni-koeln.d...External Subdomain Help
/de/indexDeutsch
A-TITLE Sprache auf Deutsch umstellen
/indexIMG-ALT prometheus - Das verteilte digitale Bildarchiv für Forschung & Lehre
/series/2020/45/indexIMG-ALT 01
A-TITLE Current image series: Magda Langenstraß-Uhlig
https://prometheus.uni-koeln.d...External Subdomain Text duplicate IMG-ALT Help
A-TITLE Login help
https://prometheus.uni-koeln.d...External Subdomain Forgotten?
A-TITLE Reset password
https://prometheus.uni-koeln.d...External Subdomain licensed campus
/indexHome
/prometheus/indexprometheus is...
/about/indexAbout Us
/blog/indexBlog
/license/indexLicenses
/copyrightLegal
/databases/indexDatabases
/projects/indexProjects
/tools/indexTools and Learning
http://facebook.com/prometheus...External IMG-ALT Facebook
A-TITLE Facebook
http://twitter.com/prometheus_eVExternal IMG-ALT Twitter
A-TITLE Twitter
https://www.instagram.com/prom...External IMG-ALT Instagram
A-TITLE Instagram
https://prometheus.uni-koeln.d...External Subdomain IMG-ALT Newsletter
A-TITLE Newsletter
/atom.xml.enIMG-ALT RSS
A-TITLE Blog (RSS)
http://vimeo.com/prometheusbil...External IMG-ALT Vimeo
A-TITLE Vimeo
http://youtube.com/user/metaim...External IMG-ALT YouTube
A-TITLE YouTube
http://de.wikipedia.org/wiki/P...External Subdomain IMG-ALT Wikipedia
A-TITLE Wikipedia
https://github.com/prometheus-evExternal IMG-ALT GitHub
A-TITLE GitHub
/about/15yearsNo Text
https://prometheus.uni-koeln.d...External Subdomain IMG-ALT Signup
https://prometheus.uni-koeln.d...External Subdomain Sign up for prometheus
/blog/zweite-foerderphase-von-...Zweite Förderphase von „DigiROM“
A-TITLE 26 Oct 2020: Zweite Förderphase von „DigiROM“
/blog/auf-die-plaetze-fertig-l...Auf die Plätze, fertig. Los! #NFDI4Culture gestartet.
A-TITLE 12 Oct 2020: Auf die Plätze, fertig. Los! #NFDI4Culture gestartet.
/blog/urheberrecht-bildrecht-l...Urheberrecht, Bildrecht, Lizenzen
A-TITLE 27 Sep 2020: Urheberrecht, Bildrecht, Lizenzen
/blog/meggendorfer-blaetter„Meggendorfer Blätter“
A-TITLE 14 Sep 2020: „Meggendorfer Blätter“
/series/2020/45/indexIMG-ALT Start
A-TITLE Magda Langenstraß-Uhlig
/series/2020/45/indexmore...
https://play.google.com/store/...New window External Subdomain No Text
https://itunes.apple.com/WebOb...New window External Subdomain No Text
/Anchor IMG-ALT Top
A-TITLE Back to top
/blogText duplicate Blog
A-TITLE The prometheus Blog
/aboutAbout us
A-TITLE About us
/contactContact
A-TITLE Contact
https://prometheus.uni-koeln.d...External Subdomain Feedback
A-TITLE Feedback
/imprintImprint
A-TITLE Imprint
/privacyPrivacy
A-TITLE Privacy
/copyrightCopyright
A-TITLE General copyright information
https://prometheus.uni-koeln.d...External Subdomain Terms of use
A-TITLE Terms of use
https://prometheus.uni-koeln.d...External Subdomain Sitemap
A-TITLE Sitemap
/faqFAQ
A-TITLE Frequently asked questions
https://prometheus.uni-koeln.d...External Subdomain Text duplicate Help
A-TITLE Help

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.prometheus-bildarchiv.de/"
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)
This page loads 5 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 0.09 seconds.
The file size of the HTML document is fine (13 kB).

HTTP Response Header

NameValue
dateMon, 02 Nov 2020 20:50:58 GMT
serverApache/2.2.15
content-locationindex.html.en
varynegotiate,accept-language,Accept-Encoding,Cookie
tcnchoice
content-encodinggzip
content-length4094
content-typetext/html
content-languageen
age0
accept-rangesbytes
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 430 referring domains.
This page has 24,076 backlinks.
This page has backlinks from 379 different ip addresses.
Facebook popularity
(Somewhat important)
This page is not very popular on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

User-agent: *
Disallow: /wiki/

Sitemap: https://prometheus-bildarchiv.de/sitemap.xml

Facebook popularity

Shares / Likes / Comments
0

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

Most important keywords

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

KeywordResultRecheck
prometheus79%Check
prometheus Image Archive58%Check
Art53%Check
digital52%Check
image52%Check
image archive49%Check
High-quality images47%Check
images47%Check
archive46%Check
Culture and History46%Check

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