Koehlerchemie.de - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
41% 
Page structure
79% 
Link structure
97% 
Server
91% 
External factors
9% 
SEO Score
Response time
0.11 s
File size
15.10 kB
Words
91
Media files
9
Number of links
19 internal / 10 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Köhler GmbH · Labor + Lehrmittel Vertrieb | Startseite
The length of the page title is perfect. (478 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Mit kompetenter Beratung und Service am Kunden vertreiben wir Chemikalien und Laborverbrauchsmaterialen für Bildungsinstitutionen, Apotheken und die Industrie sowie Anlagen- und Messtechnik für Wasser- und Abwasserbetriebe.
The meta description is too long: 1440 pixels from max. 1000 pixels. Optimize description
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: de
Language defined in HTML: de
Server location: Germany
The following language is defined by HTML: 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
robotsall
keywordsLabor, Lehrmittel, Laborcontainer, Laboreinrichtungen, Reagenzien, Chemikalien, Abwasser, Andernach, Koblenz, Bonn, Köln
descriptionMit kompetenter Beratung und Service am Kunden vertreiben wir Chemikalien und Laborverbrauchsmaterialen für Bildungsinstitutionen, Apotheken und die Industrie sowie Anlagen- und Messtechnik für Wasser- und Abwasserbetriebe.
publishereventation - Werbeagentur
authorKöhler GmbH · Labor + Lehrmittel Vertrieb
geo.regionDE-RP
geo.placenameAndernach
geo.position50.432261;7.426746
ICBM50.432261, 7.426746
langde
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 91 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 2 paragraph/s was/were found on this page.
36.3% of the text are stop words.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 9.75 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.
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)
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)
The HTML has geoname information: DE-RP
The HTML has georegion information: Andernach
The HTML has geoposition information: 50.432261;7.426746
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
...oehler/asset/images/logo2024_koehler.jpgKöhler GmbH Logo
/client/koehler/files/230706_Koehler.webpKöhler GmbH · Labor + Lehrmittel Vertrieb | Gebäude Andernach
.../files/partner/logo_koettermann.jpg?2023Laboreinrichtungen nach Maß
...koehler/files/partner/logo_applichem.jpgFein- und Laborchemikalien
/client/koehler/files/partner/logo_wtw.jpgMesstechnik speziell für die instrumentelle Wasseranalytik
...er/files/partner/logo_macherey-nagel.jpgMesstechnik speziell für die instrumentelle Wasseranalytik, Filterpapiere
...ent/koehler/files/partner/logo_motic.jpgMore than microscopy
/client/koehler/files/partner/logo_kern.jpgKern & Sohn
/client/koehler/files/partner/logo_3b.jpg3b Scientific

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 Willkommen bei Köhler GmbH
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 10 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.koehlerchemie.de/IMG-ALT Köhler GmbH Logo
A-TITLE Köhler GmbH · Labor + Lehrmittel Vertrieb
https://www.koehlerchemie.de/Startseite
/leistungen/laboreinrichtungenLaboreinrichtungen
A-TITLE Laboreinrichtungen
/leistungen/laborcontainerLaborcontainer
A-TITLE Laborcontainer
/leistungen/serviceleistungenServiceleistungen
A-TITLE Serviceleistungen
/downloadsDownloads
A-TITLE Downloads
/about/teamTeam
A-TITLE Team
/about/historieHistorie
A-TITLE Historie
/about/referenzenReferenzen
A-TITLE Referenzen
/about/qualitaetspolitikQualitätspolitik
A-TITLE Qualitätspoitik
/kontaktKontakt
A-TITLE Kontakt
https://shop.koehlerchemie.de/External Subdomain Shop
A-TITLE Shop
https://koehler-labor.de/External koehler-labor.de
https://shop.koehlerchemie.de/New window External Subdomain Text duplicate Shop
/leistungen/laboreinrichtungenLeistungen
A-TITLE Leistungen
/about/referenzenText duplicate Referenzen
A-TITLE Referenzen
/downloadsText duplicate Downloads
A-TITLE Downloads
http://www.koettermann.de/New window External Subdomain IMG-ALT Laboreinrichtungen nach Maß
A-TITLE Laboreinrichtungen nach Maß
https://www.itwreagents.com/New window External Subdomain IMG-ALT Fein- und Laborchemikalien
A-TITLE Fein- und Laborchemikalien
http://www.wtw.com/New window External Subdomain IMG-ALT Messtechnik speziell für die instrumentelle Wasseranalytik
A-TITLE Messtechnik speziell für die instrumentelle Wasseranalytik
http://www.mn-net.com/New window External Subdomain IMG-ALT Messtechnik speziell für die instrumentelle Wasseranalytik, Filterpapiere
A-TITLE Messtechnik speziell für die instrumentelle Wasseranalytik, Filterpapiere
http://www.moticeurope.com/New window External Subdomain IMG-ALT More than microscopy
A-TITLE More than microscopy
http://www.kern-sohn.com/New window External Subdomain IMG-ALT Kern & Sohn
A-TITLE Kern & Sohn
http://3bscientific.de/New window External IMG-ALT 3b Scientific
A-TITLE 3b Scientific
/datenschutzDatenschutzerklärung
/datenschutzText duplicate Datenschutzerklärung
https://www.koehlerchemie.de/agbAGB
/datenschutzDatenschutz
/impressumImpressum

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.koehlerchemie.de/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.11 seconds.
The file size of the HTML document is fine (15 kB).

HTTP Response Header

NameValue
servernginx
dateMon, 28 Jul 2025 13:22:15 GMT
content-typetext/html; charset=UTF-8
content-length3882
x-powered-byPHP/8.0.30
expiresThu, 19 Nov 1981 08:52:00 GMT
cache-controlno-store, no-cache, must-revalidate
pragmano-cache
set-cookie44 Characters
varyAccept-Encoding
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 3 referring domains.
This page only has 7 backlinks.
This page only has few backlinks from 3 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: googlebot

Similar sites

Search preview

www.koehlerchemie.de
Köhler GmbH · Labor + Lehrmittel Vertrieb | Startseite
Mit kompetenter Beratung und Service am Kunden vertreiben wir Chemikalien und Laborverbrauchsmaterialen für Bildungsinstitutionen, Apotheken und die Industrie sowie Anlagen- und Messtechnik für Wasser- und Abwasserbetriebe.

Most important keywords

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

KeywordResultRecheck
Köhler65%Check
Köhler GmbH59%Check
Köhler GmbH Labor55%Check
GmbH Labor52%Check
Startseite45%Check
Köhler GmbH Labor Lehrmittel44%Check
Willkommen38%Check
Laboreinrichtungen36%Check
Webseite34%Check
Cookies34%Check
Show more keywords and terms

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