Edoc.rki.de - SEO Checker

Overview of the SEO Check
Meta information
74% 
Page quality
73% 
Page structure
58% 
Link structure
52% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.27 s
File size
21.30 kB
Words
301
Media files
9
Number of links
39 internal / 7 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
edoc-Server Home
The page title is too short. (169 pixels of 580 max pixel length) 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)
No canonical link is specified.
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)
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)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width,initial-scale=1
GeneratorDSpace 6.4-SNAPSHOT
langen
Content-Typetext/html; charset=UTF-8
X-UA-CompatibleIE=edge,chrome=1

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Page quality

Content
(Critically important)
There are only 301 words on this page. Good pages should have about 800 words of useful content.
29.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
4 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 14 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width,initial-scale=1" is provided.
At least one Apple touch icon is specified.
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)
1 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)
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.
Some internal link anchor texts are too long.
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.
1 links don't have an anchor text.
The number of internal links is ok.
There are 7 external links on this page.
LinkAttributesAnchor text
https://www.rki.de/External Subdomain IMG-ALT Logo of Robert Koch Institute
https://edoc.rki.de/Publication Server of Robert Koch Instituteedoc
/?locale-attribute=dede
/?locale-attribute=enen
/community-listCommunity & Collection
/browse?type=titleTitle
/browse?type=authorAuthor
/browse?type=subjectSubject
https://edoc.rki.de/loginLogin
https://edoc.rki.de/registerRegister
https://www.rki.de/DE/Service/...External Subdomain Help
/statistics-homeView Usage Statistics
/feed/rss_1.0/siteRSS 1.0
IMG-ALT feed
/feed/rss_2.0/siteRSS 2.0
IMG-ALT feed
/feed/atom_1.0/siteAtom
IMG-ALT feed
/community-listText duplicate Community & Collection
/browse?type=titleText duplicate Title
/browse?type=authorText duplicate Author
/browse?type=subjectText duplicate Subject
https://edoc.rki.de/loginText duplicate Login
https://edoc.rki.de/registerText duplicate Register
https://www.rki.de/DE/Service/...External Subdomain Text duplicate Help
/statistics-homeText duplicate View Usage Statistics
/feed/rss_1.0/siteText duplicate RSS 1.0
IMG-ALT feed
/feed/rss_2.0/siteText duplicate RSS 2.0
IMG-ALT feed
/feed/atom_1.0/siteText duplicate Atom
IMG-ALT feed
/handle/176904/1Amtliche Bekanntmachungen/Kommissionsveröffentlichungen
/handle/176904/43Artikel in Fachzeitschriften
/handle/176904/7009Digitale Surveillance
/handle/176904/53Forschungsdaten
/handle/176904/9Fortlaufende Veröffentlichungen
/handle/176904/62Historische Schriften aus dem Robert Koch-Institut
/handle/176904/65Informationen über das Institut
/handle/176904/47Qualifikationsarbeiten
/handle/176904/128682025-07-31Zeitschriftenartikel Wochenbericht zur hitzebedingten Mortalität KW 29 Stand: Kalenderwoche 29/2025 (14.07. bis 20.07.2025) an der Heiden, Matthias...
/handle/176904/9881.132022-05-27Berichte und sonstige Texte Hinweise zur Therapie von Affenpocken Ständiger Arbeitskreis der Kompetenz- und Behandlungszentren für Krankheiten durc...
/handle/176904/12864.22025-07-24Zeitschriftenartikel Epidemiologie von Hepatitis-B- und Hepatitis-C-Virusinfektionen in Deutschland im Jahr 2024 Eine Auswertung der Meldedaten gem...
/handle/176904/12259.22022-07-18Zeitschriftenartikel Infektionsepidemiologische Jahrbuch meldepflichtiger Krankheiten für 2021 Robert Koch-Institut Im Infektionsepidemiologischen ...
/handle/176904/11825.22024-07-18Berichte und sonstige Texte Infektionsepidemiologische Jahrbuch meldepflichtiger Krankheiten für 2022 Robert Koch-Institut
/recent-submissionsView more
https://www.rki.de/DE/Institut...External Subdomain Terms of Use
https://www.rki.de/DE/Institut...External Subdomain Imprint
https://www.rki.de/DE/Institut...External Subdomain Policy
https://www.rki.de/DE/Institut...External Subdomain Data Privacy Statement
https://edoc.rki.de/contactContact
https://edoc.rki.de/htmlmapNo Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://edoc.rki.de/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.27 seconds.
The file size of the HTML document is fine (21 kB).

HTTP Response Header

NameValue
servernginx
dateThu, 31 Jul 2025 08:48:06 GMT
content-typetext/html;charset=utf-8
set-cookie61 Characters
x-cocoon-version2.2.0
content-languageen
cache-controlpublic
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 142 referring domains.
This page has 174 backlinks.
This page has backlinks from 54 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# The FULL URL to the DSpace sitemaps
# The https://edoc.rki.de will be auto-filled with the value in dspace.cfg
# XML sitemap is listed first as it is preferred by most search engines
Sitemap: https://edoc.rki.de/sitemap
Sitemap: https://edoc.rki.de/htmlmap

##########################
# Default Access Group
# (NOTE: blank lines are not allowable in a group record)
##########################
User-agent: *
# Disable access to Discovery search and filters
Disallow: /discover
Disallow: /search-filter

#
# Optionally uncomment the following line ONLY if sitemaps are working
# and you have verified that your site is being indexed correctly.
# Disallow: /browse
# Disallow: /handle/176904/*/browse
#
# If you have configured DSpace (Solr-based) Statistics to be publicly 
# accessible, then you may not want this content to be indexed
# Disallow: /statistics
#
# You also may wish to disallow access to the following paths, in order
# to stop web spiders from accessing user-based content
# Disallow: /contact
# Disallow: /feedback
# Disallow: /forgot
# Disallow: /login
# Disallow: /register


##############################
# Section for misbehaving bots
# The following directives to block specific robots were borrowed from Wikipedia's robots.txt
##############################

# advertising-related bots:
User-agent: Mediapartners-Google*
Disallow: /

# Crawlers that are kind enough to obey, but which we'd rather not have
# unless they're feeding search engines.
User-agent: UbiCrawler
Disallow: /

User-agent: DOC
Disallow: /

User-agent: Zao
Disallow: /

# Some bots are known to be trouble, particularly those designed to copy
# entire sites. Please obey robots.txt.
User-agent: sitecheck.internetseer.com
Disallow: /

User-agent: Zealbot
Disallow: /

User-agent: MSIECrawler
Disallow: /

User-agent: SiteSnagger
Disallow: /

User-agent: WebStripper
Disallow: /

User-agent: WebCopier
Disallow: /

User-agent: Fetch
Disallow: /

User-agent: Offline Explorer
Disallow: /

User-agent: Teleport
Disallow: /

User-agent: TeleportPro
Disallow: /

User-agent: WebZIP
Disallow: /

User-agent: linko
Disallow: /

User-agent: HTTrack
Disallow: /

User-agent: Microsoft.URL.Control
Disallow: /

User-agent: Xenu
Disallow: /

User-agent: larbin
Disallow: /

User-agent: libwww
Disallow: /

User-agent: ZyBORG
Disallow: /

User-agent: Download Ninja
Disallow: /

# Misbehaving: requests much too fast:
User-agent: fast
Disallow: /

#
# If your DSpace is going down because of someone using recursive wget, 
# you can activate the following rule.
#
# If your own faculty is bringing down your dspace with recursive wget,
# you can advise them to use the --wait option to set the delay between hits.
#
#User-agent: wget
#Disallow: /

#
# The 'grub' distributed client has been *very* poorly behaved.
#
User-agent: grub-client
Disallow: /

#
# Doesn't follow robots.txt anyway, but...
#
User-agent: k2spider
Disallow: /

#
# Hits many times per second, not acceptable
# http://www.nameprotect.com/botinfo.html
User-agent: NPBot
Disallow: /

# A capture bot, downloads gazillions of pages with no public benefit
# http://www.webreaper.net/
User-agent: WebReaper
Disallow: /

Search preview

edoc.rki.de
edoc-Server Home

Most important keywords

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

KeywordResultRecheck
edoc-Server46%Check
Robert36%Check
Koch36%Check
Institute36%Check
Robert Koch36%Check
Robert Koch Institute36%Check
Robert Koch-Institut35%Check
im Jahr35%Check
Federal Institute35%Check
Deutschland im Jahr 202435%Check

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