Kohlhammer.de - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
54% 
Page structure
95% 
Link structure
80% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.15 s
File size
87.50 kB
Words
209
Media files
34
Number of links
58 internal / 15 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Kohlhammer: Kohlhammer | Fachbuchverlag in Stuttgart
There are word repetitions in the page title.
The length of the page title is perfect. (500 pixels out of 580 max pixel length)
Meta description
(Critically important)
Mit 400 neuen Büchern pro Jahr und 16 Fachzeitschriften zählt Kohlhammer aus Stuttgart zu den größten wissenschaftlichen Verlagshäusern im deutschsprachigen Raum.
The meta description is too long: 1054 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.kohlhammer.de/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de-de
Server location: United States of America
The following language is defined by HTML: de-de
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
generatorTYPO3 CMS
descriptionMit 400 neuen Büchern pro Jahr und 16 Fachzeitschriften zählt Kohlhammer aus Stuttgart zu den größten wissenschaftlichen Verlagshäusern im deutschsprachigen Raum.
viewportwidth=device-width, initial-scale=1.0
langde-de
twitter:cardsummary
og:descriptionDie W. Kohlhammer GmbH, auch Kohlhammer Verlag, ist ein deutsches wissenschaftliches Verlagsunternehmen mit Sitz in Stuttgart.
charsetutf-8

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Page quality

Content
(Critically important)
There are only 209 words on this page. Use at least 250 words to provide useful information.
Some words from the page title are not used within the pages content
Only 1 paragraph/s was/were found on this page.
27.8% of the text are stop words.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 10.86 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" is provided.
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)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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.

Media list

URLAlt attributeTitle
...website/Resources/Public/Images/menu.svgMenü
...website/Resources/Public/Images/logo.svgKohlhammer
...bsite/Resources/Public/Images/search.svgSuche
...Resources/Public/Images/chevron_down.svgMenü Öffnen
...Resources/Public/Images/chevron_down.svgMenü Öffnen
...Resources/Public/Images/chevron_down.svgMenü Öffnen
...esources/Public/Images/search_orange.svgSuchen
...ssenIstSexy_Start1920x485_e4351a8d32.pngHero: Wissen ist sexy!
...alog/product/9/7/978-3-17-047170-2_g.jpgWenn das Denken die Richtung ändert
...alog/product/9/7/978-3-17-046759-0_g.jpgDie Radikale Mitte
...er/Shop/de_DE/images/wissen-ist-sexy.pngWissen ist sexyWissen ist sexy
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
.../Resources/Public/Images/arrow_right.svg-->
...er_website/Resources/Public/Images/x.svgX
...ite/Resources/Public/Images/facebook.svgFacebook
...ite/Resources/Public/Images/linkedin.svgLinkedin
...te/Resources/Public/Images/instagram.svgInstagram

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 SERVICE
H2 FORMULARE
H2 DOKUMENTEN- UND DATENMANAGEMENT
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://www.kohlhammer.de/IMG-ALT Kohlhammer
/unternehmenUnternehmen
/portfolio/buecherBücher
/portfolio/zeitschriftenZeitschriften
/portfolio/formulareFormulare
/portfolio/dokumenten-und-date...Dokumenten- und Datenmanagement
/portfolio/druckereiDruckerei
/portfolio/seminareSeminare
https://blog.kohlhammer.de/External Subdomain Blog
/newsroom/veranstaltungenVeranstaltungen
/service/buchhandelBuchhandel
/service/bibliothekenBibliotheken
/service/elibraryeLibrary
/service/autorenAutoren
/service/foreign-rights-licensingForeign Rights & Licensing
/service/pressePresse
/service/mediadatenMediadaten
/service/zeitschriftenmarketingZeitschriftenmarketing
/karriereKarriere
https://www.kohlhammer.de/kontaktKontakt
https://shop.kohlhammer.de/External Subdomain Shop
https://shop.kohlhammer.de/wen...External Subdomain direkt zum Buch
A-TITLE Wenn das Denken die Richtung ändert
https://shop.kohlhammer.de/die...External Subdomain zum Titel
A-TITLE Die Radikale Mitte
/service/buchhandelText duplicate Buchhandel
IMG-ALT -->
/service/foreign-rights-licensingText duplicate Foreign Rights & Licensing
IMG-ALT -->
/service/zeitschriftenmarketingText duplicate Zeitschriftenmarketing
IMG-ALT -->
/service/bibliothekenText duplicate Bibliotheken
IMG-ALT -->
/service/presseText duplicate Presse
IMG-ALT -->
/service/autorenAutorInnen
IMG-ALT -->
/service/mediadatenText duplicate Mediadaten
IMG-ALT -->
/portfolio/formulare/oeffentli...Öffentliche Verwaltung
IMG-ALT -->
/portfolio/formulareVerlag für Ärzte
IMG-ALT -->
/seminare-deutscher-gemeindeve...Text duplicate Seminare
IMG-ALT -->
/portfolio/formulare/wahlenWahlen
IMG-ALT -->
https://aerzteshop.kohlhammer.de/External Subdomain Kohlhammer Ärzteshop
IMG-ALT -->
/portfolio/formulare/formulars...Formularsoftware
IMG-ALT -->
/portfolio/formulareVerlag für Schulen
IMG-ALT -->
/portfolio/dokumenten-und-date...Archivierung
IMG-ALT -->
/portfolio/dokumenten-und-date...Gehaltsdruck-Service
IMG-ALT -->
/portfolio/dokumenten-und-date...Scan-Service
IMG-ALT -->
/portfolio/dokumenten-und-date...Rechnungsdruck-Service
IMG-ALT -->
/portfolio/dokumenten-und-date...Print on Demand
IMG-ALT -->
https://newsletter.kohlhammer.de/New window External Subdomain Jetzt Newsletter abonnieren
https://www.kohlhammer.de/kontaktText duplicate Kontakt
https://x.com/Kohlhammer?s=20New window External IMG-ALT X
https://de-de.facebook.com/Koh...New window External Subdomain IMG-ALT Facebook
https://www.linkedin.com/compa...New window External Subdomain IMG-ALT Linkedin
https://www.instagram.com/kohl...New window External Subdomain IMG-ALT Instagram
https://shop.kohlhammer.de/New window External Subdomain Zum Kohlhammer Shop
https://aerzteshop.kohlhammer.de/New window External Subdomain Zum Ärzteshop
https://www.kohlhammerdruck.de/New window External Subdomain Zu Kohlhammer Druck
https://blog.kohlhammer.de/New window External Subdomain Zum Kohlhammer Blog
/portfolio/buecherText duplicate Bücher
/portfolio/zeitschriftenText duplicate Zeitschriften
/portfolio/formulareText duplicate Formulare
/portfolio/dokumenten-und-date...Text duplicate Dokumenten- und Datenmanagement
/portfolio/druckereiText duplicate Druckerei
/portfolio/seminareText duplicate Seminare
https://blog.kohlhammer.de/External Subdomain Text duplicate Blog
/newsroom/veranstaltungenText duplicate Veranstaltungen
/service/buchhandelText duplicate Buchhandel
/service/bibliothekenText duplicate Bibliotheken
/service/elibraryText duplicate eLibrary
/service/autorenText duplicate Autoren
/service/foreign-rights-licensingText duplicate Foreign Rights & Licensing
/service/presseText duplicate Presse
/service/mediadatenText duplicate Mediadaten
/service/zeitschriftenmarketingText duplicate Zeitschriftenmarketing
/unternehmenText duplicate Unternehmen
/karriereText duplicate Karriere
https://www.kohlhammer.de/kontaktText duplicate Kontakt
/datenschutz/w-kohlhammer-gmbhDatenschutz
/impressum/allgemeine-hinweiseImpressum

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.kohlhammer.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 0.15 seconds.
The file size of the HTML document is fine (88 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=utf-8
content-languagede
cache-controlpublic, max-age=0
expiresMon, 16 Feb 2026 22:19:38 GMT
content-encodingbr
varyAccept-Encoding
dateMon, 16 Feb 2026 22:19:38 GMT
serverLiteSpeed
x-ua-compatibleIE=edge
x-content-type-optionsnosniff
alt-svch3=":443"; ma=2592000, h3-29=":443"; ma=2592000, h3-Q050=":443"; ma=2592000, h3-Q046=":443"; ma=2592000, h3-Q043=":443"; ma=2592000, quic=":443"; ma=2592000; v="43,46"
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 118 referring domains.
This page has 438 backlinks.
This page has backlinks from 102 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Allow: /

# folders
Disallow: /typo3/
Disallow: /typo3conf/
Allow: /typo3conf/ext/
Allow: /typo3temp/

# Don't index the search folder
Disallow: /search/*

# parameters
Disallow: /*?id=*               # non speaking URLs
Disallow: /*cHash               # no cHash
Disallow: /*tx_powermail_pi1    # no powermail thanks pages
Disallow: /*tx_form_formframework    # no forms

# sitemap
Sitemap: https://www.kohlhammer.de/?type=1533906435

Similar sites

Search preview

www.kohlhammer.de
Kohlhammer: Kohlhammer | Fachbuchverlag in Stuttgart
Mit 400 neuen Büchern pro Jahr und 16 Fachzeitschriften zählt Kohlhammer aus Stuttgart zu den größten wissenschaftlichen Verlagshäusern im deutschsprachigen Raum.

Most important keywords

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

KeywordResultRecheck
Kohlhammer73%Check
Verlag58%Check
Wissen52%Check
Raum46%Check
Bücher46%Check
Zeitschriften46%Check
Buch46%Check
ERREICHEN39%Check
Tel39%Check
Formulare38%Check
Show more keywords and terms

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