Onkologie-koeln.de - SEO Checker

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Overview of the SEO Check
Meta information
96% 
Page quality
73% 
Page structure
79% 
Link structure
33% 
Server
78% 
External factors
100% 
SEO Score
Response time
1.48 s
File size
159.30 kB
Words
522
Media files
15
Number of links
97 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
MVZ Onkologie-Köln
The page title is too short. (184 pixels of 580 max pixel length) Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
MVZ Onkologie-Köln – Praxis am Sachsenring in Köln. „Jeder Patient soll eine Diagnostik, Beratung, Therapie und Langzeitbetreuung erhalten.“
The length of the meta description is perfect. (885 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.onkologie-koeln.de/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: United States of America
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
viewportwidth=device-width, initial-scale=1
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
descriptionMVZ Onkologie-Köln – Praxis am Sachsenring in Köln. „Jeder Patient soll eine Diagnostik, Beratung, Therapie und Langzeitbetreuung erhalten.“
generatorPowered by Slider Revolution 6.7.58 - responsive, Mobile-Friendly Slider Plugin for WordPress with comfortable drag and drop interface.
msapplication-TileImagehttps://www.onkologie-koeln.de/wp-content/uploads/2019/12/cropped-Logo_MVZ-270x270.png
article:modified_time2026-07-10T16:18:13+00:00
langde
twitter:cardsummary_large_image
og:localede_DE
og:typewebsite
og:titleMVZ Onkologie-Köln
og:descriptionMVZ Onkologie-Köln – Praxis am Sachsenring in Köln. „Jeder Patient soll eine Diagnostik, Beratung, Therapie und Langzeitbetreuung erhalten.“
og:urlhttps://www.onkologie-koeln.de/
og:site_nameMVZ für Hämatologie und Onkologie
og:imagehttps://www.onkologie-koeln.de/wp-content/uploads/2026/04/I6A0904.jpg
og:image:width1600
og:image:height1067
og:image:typeimage/jpeg
charsetUTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 522 words. That's ok.
28.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
7 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 18.64 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 10 tags for this page.
Image SEO
(Somewhat important)
9 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.

Media list

URLAlt attributeTitle
...ads/2019/12/Logo_MVZ-onkologie-koeln.pngMVZ für Hämatologie und Onkologie
...2019/12/Logo_MVZ-onkologie-koeln_web.pngMVZ für Hämatologie und Onkologie
...ent/uploads/2026/04/I6A9484-1024x683.jpgNo alt attribute provided
...ent/uploads/2026/04/I6A9817-1024x683.jpgNo alt attribute provided
...t/uploads/2026/06/onkologie-1024x683.jpgNo alt attribute provided
...tent/uploads/2026/06/uniklinik_koeln.jpgNo alt attribute provided
/wp-content/uploads/2026/04/oz-koeln.jpgNo alt attribute provided
/wp-content/uploads/2026/04/dkg.jpgNo alt attribute provided
/wp-content/uploads/2026/04/nngm.jpgNo alt attribute provided
/wp-content/uploads/2026/04/bnho.jpgNo alt attribute provided
/wp-content/uploads/2026/04/rko.jpgNo alt attribute provided
/wp-content/uploads/2019/12/Logo_MVZ.pngMVZ für Hämatologie und Onkologie

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 Medizin, die trägt — auch in schwierigen Momenten
H3 Unsere Leistungen
H3 Zentren, Netzwerk und Forschung
H4 Diagnostik
H4 Onkologie
H4 Bluterkrankungen
Some anchor texts are used more than once.
6 links don't have an anchor text.
There are 3 links with a trivial 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 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.onkologie-koeln.de/Anchor Skip to content
https://www.onkologie-koeln.de/IMG-ALT MVZ für Hämatologie und Onkologie
/aerztliches-team/Praxis & Team
/aerztliches-team/Ärztliches Team
/aerztliches-team/praxis/Praxis
/aerztliches-team/stellenangeb...Stellenangebote
/leistungen/Leistungen
/leistungen/Diagnostik
/leistungen/onkologie/Onkologie
/leistungen/haematologie/Hämatologie
/leistungen/supportive-therapie/Supportive Therapie
/netzwerk/Netzwerk
/studien/Studien
/aerztliches-team/Text duplicate Praxis & Team
/aerztliches-team/Text duplicate Ärztliches Team
/aerztliches-team/praxis/Text duplicate Praxis
/aerztliches-team/stellenangeb...Text duplicate Stellenangebote
/leistungen/Text duplicate Leistungen
/leistungen/Text duplicate Diagnostik
/leistungen/onkologie/Text duplicate Onkologie
/leistungen/haematologie/Text duplicate Hämatologie
/leistungen/supportive-therapie/Text duplicate Supportive Therapie
/netzwerk/Text duplicate Netzwerk
/studien/Text duplicate Studien
/online-rezeption/Online Rezeption
/online-rezeption/Terminvereinbarung (Erstvorstellung)
/online-rezeption/terminverein...Terminvereinbarung (Wiedervorstellung)
/online-rezeption/terminversch...Terminverschiebung
/online-rezeption/terminabsage/Terminabsage
/online-rezeption/ueberweisung/Überweisung
/online-rezeption/rezeptwunsch/Rezeptwunsch
/online-rezeption/sonstiges/Sonstiges
/online-rezeption/Text duplicate Online Rezeption
/online-rezeption/Text duplicate Terminvereinbarung (Erstvorstellung)
/online-rezeption/terminverein...Text duplicate Terminvereinbarung (Wiedervorstellung)
/online-rezeption/terminversch...Text duplicate Terminverschiebung
/online-rezeption/terminabsage/Text duplicate Terminabsage
/online-rezeption/ueberweisung/Text duplicate Überweisung
/online-rezeption/rezeptwunsch/Text duplicate Rezeptwunsch
/online-rezeption/sonstiges/Text duplicate Sonstiges
https://www.onkologie-koeln.de/Text duplicate IMG-ALT MVZ für Hämatologie und Onkologie
/leistungen/Text duplicate Leistungen
/leistungen/Text duplicate Diagnostik
/leistungen/onkologie/Text duplicate Onkologie
/leistungen/haematologie/Text duplicate Hämatologie
/leistungen/supportive-therapie/Text duplicate Supportive Therapie
/aerztliches-team/Text duplicate Praxis & Team
/aerztliches-team/Text duplicate Ärztliches Team
/aerztliches-team/praxis/Text duplicate Praxis
/aerztliches-team/stellenangeb...Stellenangebote und Jobs
/online-rezeption/Text duplicate Online Rezeption
/online-rezeption/Text duplicate Terminvereinbarung (Erstvorstellung)
/online-rezeption/terminverein...Text duplicate Terminvereinbarung (Wiedervorstellung)
/online-rezeption/terminversch...Text duplicate Terminverschiebung
/online-rezeption/terminabsage/Text duplicate Terminabsage
/online-rezeption/rezeptwunsch/Text duplicate Rezeptwunsch
/online-rezeption/ueberweisung/Text duplicate Überweisung
/online-rezeption/sonstiges/Text duplicate Sonstiges
/studien/Text duplicate Studien
/netzwerk/Text duplicate Netzwerk
/leistungen/Text duplicate Leistungen
/leistungen/Text duplicate Diagnostik
/leistungen/onkologie/Text duplicate Onkologie
/leistungen/haematologie/Text duplicate Hämatologie
/leistungen/supportive-therapie/Text duplicate Supportive Therapie
/aerztliches-team/Text duplicate Praxis & Team
/aerztliches-team/Text duplicate Ärztliches Team
/aerztliches-team/praxis/Text duplicate Praxis
/aerztliches-team/stellenangeb...Text duplicate Stellenangebote und Jobs
/online-rezeption/Text duplicate Online Rezeption
/online-rezeption/Text duplicate Terminvereinbarung (Erstvorstellung)
/online-rezeption/terminverein...Text duplicate Terminvereinbarung (Wiedervorstellung)
/online-rezeption/terminversch...Text duplicate Terminverschiebung
/online-rezeption/terminabsage/Text duplicate Terminabsage
/online-rezeption/rezeptwunsch/Text duplicate Rezeptwunsch
/online-rezeption/ueberweisung/Text duplicate Überweisung
/online-rezeption/sonstiges/Text duplicate Sonstiges
/studien/Text duplicate Studien
/netzwerk/Text duplicate Netzwerk
/leistungen/Trivial anchor text
mehr
/leistungen/onkologie/Text duplicate Trivial anchor text
mehr
/leistungen/haematologie/Text duplicate Trivial anchor text
mehr
/netzwerk/Kooperationspartnern
/netzwerk/No Text
/netzwerk/No Text
/netzwerk/No Text
/netzwerk/No Text
/netzwerk/No Text
/netzwerk/No Text
https://www.onkologie-koeln.de/Text duplicate IMG-ALT MVZ für Hämatologie und Onkologie
https://www.google.com/maps/pl...New window External Subdomain Google-Maps
/aerztliches-team/stellenangeb...Freie Stellen
https://search.google.com/loca...New window External Subdomain Google
/impressum/> Impressum
/datenschutz/> Datenschutz
/cookie-richtlinie-eu/> Cookie-Richtlinie (EU)
/impressum/Text duplicate > Impressum
/datenschutz/Text duplicate > Datenschutz
/cookie-richtlinie-eu/Text duplicate > Cookie-Richtlinie (EU)

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.onkologie-koeln.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 slow (1.48 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (159 kB).

HTTP Response Header

NameValue
servernginx
dateSat, 10 Oct 2026 13:26:31 GMT
content-typetext/html; charset=UTF-8
content-length31093
x-powered-byPHP/8.5.10
link<https://www.onkologie-koeln.de/wp-json/>; rel="https://api.w.org/", <https://www.onkologie-koeln.de/wp-json/wp/v2/pages/2368>; rel="alternate"; title="JSON"; type="application/json", <https://www.onkologie-koeln.de/>; rel=shortlink
set-cookie128 Characters
referrer-policyno-referrer-when-downgrade
varyAccept-Encoding
content-encodinggzip
strict-transport-securitymax-age=31536000
x-xss-protection1; mode=block
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
alt-svch3=":443"; ma=86400
x-cache-statusMISS
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 108 referring domains.
This page has 172 backlinks.
This page has backlinks from 73 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# START YOAST BLOCK
# ---------------------------
User-agent: *
Disallow:

Sitemap: https://www.onkologie-koeln.de/sitemap_index.xml
# ---------------------------
# END YOAST BLOCK

Similar sites

Search preview

www.onkologie-koeln.de
MVZ Onkologie-Köln
MVZ Onkologie-Köln – Praxis am Sachsenring in Köln. „Jeder Patient soll eine Diagnostik, Beratung, Therapie und Langzeitbetreuung erhalten.“

Most important keywords

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

KeywordResultRecheck
Onkologie82%Check
MVZ Onkologie74%Check
Köln71%Check
MVZ66%Check
Onkologie Am Sachsenring61%Check
Sachsenring Köln61%Check
Hämatologie und Onkologie59%Check
Sachsenring51%Check
Am Sachsenring51%Check
MVZ Onkologie-Köln51%Check
Show more keywords and terms

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