kardiologie.uk-essen.de | Website SEO Review

Response time

0.53 s

File size

233.90 kB

Words

536

Media files

46

Number of links

27 internal / 35 external

Meta specifications 98% achieved

Title

(Critically important)

Start - Klinik für Kardiologie und Angiologie

The length of the page title is perfect. (381 pixels out of 580 max pixel length)

There are no duplicate words in the title

Meta Title

Meta description

(Critically important)

Westdeutsches Herz- und Gefäßzentrum Klinik für Kardiologie und Angiologie

The length of the meta description is perfect. (477 pixels out of 1000 max pixel length)

Meta Description

Crawlability

(Critically important)

There are no problems in accessing the website.

Search Engine Crawlers

Canonical URL

(Important)

https://kardiologie.uk-essen.de/

There is a valid canonical link specified.

Canonical Tag

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

Declaring language in HTML

Alternate/Hreflang Links

(Somewhat important)

There are no alternate links specified on this page.

Hreflang

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.

Meta Tags

Domain

(Somewhat important)

This page is hosted on a subdomain. Use a top level domain for better SEO results.

The domain does not contain non-latin characters.

Domain for SEO

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.

SEO-friendly URLs

Charset encoding

(Somewhat important)

The charset encoding (UTF-8) is set correctly.

Character Encoding

Doctype

(Nice to have)

The doctype HTML 5 is set correctly.

The doctype is placed at first in the HTML code.

HTML Doctype

Favicon

(Nice to have)

The favicon is linked correctly.

Favicon

Meta tags

Name	Value
viewport	width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=5.0
description	Westdeutsches Herz- und Gefäßzentrum Klinik für Kardiologie und Angiologie
robots	index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
msapplication-TileImage	https://kardiologie.uk-essen.de/wp-content/uploads/2021/01/cropped-favicon-270x270.png
article:modified_time	2026-04-09T12:02:09+00:00
lang	de
twitter:card	summary_large_image
og:locale	de_DE
og:type	website
og:title	Start - Klinik für Kardiologie und Angiologie
og:description	Sehr geehrte Damen und Herren, wir heißen Sie herzlich Willkommen auf den Internetseiten der Klinik für Kardiologie und Angiologie am Westdeutschen Herz- und Gefäßzentrum Essen.Auf den folgenden Seiten möchten wir – das Team der Klinik für Kardiologie und Angiologie – uns Ihnen vorstellen und Ihnen einen Überblick über unser breites diagnostisches und therapeutisches Angebot sowie […]
og:url	https://kardiologie.uk-essen.de/
og:site_name	Klinik für Kardiologie und Angiologie
og:image	https://kardiologie.uk-essen.de/wp-content/uploads/2023/05/Tienush-Rassaf-neu.jpg
og:image:width	2000
og:image:height	946
og:image:type	image/jpeg
X-UA-Compatible	IE=edge,chrome=1
charset	UTF-8

Page quality 70% achieved

Content

(Critically important)

Some words from the page title are not used within the pages content

Words from the H1 heading are not used in the page content.

This page contains 536 words. That's ok.

30.2% of the text are stop words.

The page contains a listing, which indicates a good text layout.

8 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 20.73 words is good.

Content is King

Frames

(Critically important)

This page does not use a frameset.

Frames and framesets

Mobile optimization

(Somewhat important)

A viewport "width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=5.0" is provided.

At least one Apple touch icon is specified.

Mobile Optimization

Bold and strong tags

(Somewhat important)

The amount of tags is very high (17). We recommend using a maximum of 11 tags for this page.

Strong and Bold Tags

Image SEO

(Somewhat important)

9 images have no alt attribute. The content of alt attributes is used by search engines.

Image SEO

This page is optimized perfectly for social networks.

Social Sharing

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.

HTTPS

Media list

URL	Alt attribute	Title
data:[...] Base64	Logo der Einrichtung
data:[...] Base64	No alt attribute provided
data:[...] Base64	No alt attribute provided
data:[...] Base64	Portraitaufnahme von Tienush Rassaf
data:[...] Base64	Arzt lächelt freundlich in die Kamera
data:[...] Base64	No alt attribute provided
data:[...] Base64	Freundlich lächelnder Arzt vor einem verschwommenen Krankenhausflur
data:[...] Base64	Portraitaufnahme eines Arztes mit dunklen Haaren
data:[...] Base64	Portraitaufnahme von Michel Lars
data:[...] Base64	Portraitaufnahme von Shibu Mathew
data:[...] Base64	Muhammet Kurt
data:[...] Base64	Portraitaufnahme eines freundlich lächelnden Arztes
data:[...] Base64	Rassaf
data:[...] Base64	Stilisiertes Icon für einen medizinischen Notfall-Koffer
data:[...] Base64	stilisiertes Icon für den Bereich Kardiologie
data:[...] Base64	Logo des Mitralklappen-Zentrums
data:[...] Base64	Logo der Zusatzqualifikation "Spezielle Rhythmologie"
data:[...] Base64	Siegel "DGK-zertifiziert" für die Chest Pain Unit
data:[...] Base64	Siegel des Zertifikats "Überregionales HFU-Zentrum"
data:[...] Base64	Siegel des Zertifikats "Tavi-Zentrum DGK-zertifiziert"
data:[...] Base64	No alt attribute provided
data:[...] Base64	Siegel der Zusatzqualifikation "Sportkardiologie"
data:[...] Base64	Siegel Stätte der Zusatzqualifikation "Interventionelle Therapie der arteriellen Gefäßerkrankungen"
data:[...] Base64	Siegel Stätte der Zusatzqualifikation für "Interventionelle Kardiologie"
data:[...] Base64	Siegel der EMAH-Schwerpunktklinik "Erwachsene mit angeborenen Herzfehlern"
data:[...] Base64	Siegel "Zusatzqualifikation Herzinsuffizienz"
data:[...] Base64	No alt attribute provided
data:[...] Base64	Siegel vom IC-OS "Center of Excellence"
data:[...] Base64	No alt attribute provided
data:[...] Base64	No alt attribute provided
data:[...] Base64	No alt attribute provided
data:[...] Base64	Siegel des Zertifikats "Leading Medicine Guide"
data:[...] Base64	No alt attribute provided
data:[...] Base64	Logo des Cardiac Arrest Centers
data:[...] Base64	Siegel des Zertifikats "ICW Wundsiegel zertifizierte Einrichtung"
data:[...] Base64	Logo Regionales Shuntzentrum
data:[...] Base64	Das Herz- und Gefäßzentrum der UK Essen.
data:[...] Base64	Verschwommene Aufnahme von verschiedenen Farbspektren.
data:[...] Base64	Logo der Einrichtung
data:[...] Base64	Logo Universitätsklinikum
data:[...] Base64	Facebookseite UK Essen
data:[...] Base64	Instagram UME
data:[...] Base64	Youtube UK Essen

Page structure 100% achieved

H1 heading

(Critically important)

Sehr geehrte Damen und Herren,

The H1 heading is perfect.

H1-H6 headings

Headings

(Important)

The heading structure is perfect.

H1-H6 headings

Heading structure

Heading level	Content
H1	Sehr geehrte Damen und Herren,
H2	Neues aus der Klinik
H2	Veranstaltungen
H2	Kontaktadressen
H3	Folgen Sie uns auf Instagram…
H3	Unsere Zertifikate
H3	Jede Spende hilft
H4	Modernste Medizin
H4	Unser höchstes Ziel
H4	Essen feels the beat 2026
H4	Veranstaltungsrückblick der Essener Herz- und Gefäßtagung 2025

Link structure 86% achieved

Internal links

(Important)

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.

Internal Linking

External links

(Nice to have)

There are too many external links (35) on this page.

External Links

Found links on this page

Link	Attributes	Anchor text
https://kardiologie.uk-essen.de/	Subdomain	IMG-ALT Logo der Einrichtung A-TITLE Zur Startseite
https://kardiologie.uk-essen.de/	Subdomain	A-TITLE Zur Startseite
/nachhaltigkeit/	Subdomain	Nachhaltigkeit 🌱
/veranstaltungen/	Subdomain	Veranstaltungen
/im-notfall	Subdomain	Notfall
/klinikbereiche/	Subdomain	Klinikbereiche
/ambulanzen/	Subdomain	Ambulanzen
/stationen/	Subdomain	Stationen
/mitarbeiteruebersicht/	Subdomain	Mitarbeiterübersicht
/leistungen/	Subdomain	Leistungen
/terminplanung/	Subdomain	Stationäre Aufnahme
/patientenberichte/	Subdomain	Patientenberichte
/kontakt/	Subdomain	Kontakt aufnehmen
/zweitmeinung-einholen/	Subdomain	Zweitmeinung einholen
/patientenbeirat-des-westdeuts...	Subdomain	Patientenbeirat
/kontaktaufnahme/	Subdomain	Kontaktaufnahme
/newsletter/	Subdomain	Newsletter
/downloads/	Subdomain	Downloads
http://www.uni-due.de/grk2989	External Subdomain	Graduiertenkolleg
/wissenschaftliche-arbeitsgrup...	Subdomain	Wissenschaftliche Arbeitsgruppen
/cardiac-trial-unit/	Subdomain	Cardiac Trial Unit
https://cardiosciencelabs.uk-e...	New window External Subdomain	CardioScienceLabs
/studentische-lehre/	Subdomain	Studentische Lehre
/stellenangebote-wissenschaftl...	Subdomain	wissenschaftlich
/stellenangebote/stellenangebo...	Subdomain	Stellenangebote für nicht-wissenschaftliches Personal
/kontakt/	Subdomain	Kontakt
/leistungen/	Subdomain	Unsere Leistungen
/klinikbereiche/	Subdomain	Unsere Klinik
https://veranstaltungen.uk-ess...	New window External Subdomain	Details A-TITLE Details zur Veranstaltung
https://veranstaltungen.uk-ess...	New window External Subdomain	Alle Veranstaltungen
https://www.instagram.com/reel...	New window External Subdomain	A-TITLE 🫀 HAND AUF’S HERZ – unsere neue Aufklärungsreihe aus der Klinik für Kardiologie und Angiologie startet! In diesem Video spricht Dr. med. Daniel Messiha verst...
https://www.facebook.com/share...	New window External Subdomain	A-TITLE Share this post on Facebook
https://twitter.com/intent/twe...	New window External Anchor	A-TITLE Share this post on Twitter
https://www.linkedin.com/share...	New window External Subdomain	A-TITLE Share this post on Linkedin
https://www.instagram.com/p/DY...	New window External Subdomain	A-TITLE Sportkardiologie 2026: Mehr Klarheit. Mehr Individualität. ❤️‍🔥 Der aktuelle State-of-the-Art-Artikel von Dr. med. Bastian Balcer und Dr. med. Susanne Berris...
https://www.facebook.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Facebook
https://twitter.com/intent/twe...	New window External Anchor Text duplicate	A-TITLE Share this post on Twitter
https://www.linkedin.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Linkedin
https://www.instagram.com/reel...	New window External Subdomain	A-TITLE 🎥 Rückblick \| ESSEN feels the beat – 08. Mai 2025 Ein Tag voller Innovation, Wissenstransfer und spannender Diskussionen rund um moderne Rhythmologie und Dev...
https://www.facebook.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Facebook
https://twitter.com/intent/twe...	New window External Text duplicate	A-TITLE Share this post on Twitter
https://www.linkedin.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Linkedin
https://www.instagram.com/reel...	New window External Subdomain	A-TITLE 🎥 Gestern fand an unserer Klinik wieder ein Reanimationstraining statt. Mit regelmäßigen praxisnahen Trainings bereiten wir unsere Mitarbeitenden auf den Ern...
https://www.facebook.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Facebook
https://twitter.com/intent/twe...	New window External Anchor Text duplicate	A-TITLE Share this post on Twitter
https://www.linkedin.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Linkedin
https://www.instagram.com/reel...	New window External Subdomain	A-TITLE Die Klinik für Kardiologie und Angiologie war auch in diesem Jahr auf dem ESC Heart Failure Congress 2026 in Barcelona vertreten. 🇪🇸❤️ Wertvoller Austausch, ...
https://www.facebook.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Facebook
https://twitter.com/intent/twe...	New window External Anchor Text duplicate	A-TITLE Share this post on Twitter
https://www.linkedin.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Linkedin
https://www.instagram.com/p/DY...	New window External Subdomain	A-TITLE Patiententag "Transplantation" am Uniklinikum Essen mit vielen wertvollen Gesprächen, spannenden Einblicken und intensivem Austausch! Es ging unter anderem n...
https://www.facebook.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Facebook
https://twitter.com/intent/twe...	New window External Text duplicate	A-TITLE Share this post on Twitter
https://www.linkedin.com/share...	New window External Subdomain Text duplicate	A-TITLE Share this post on Linkedin
https://www.universitaetsmediz...	External Subdomain	Zum Spendenkonto
https://www.uk-essen.de/	New window External Subdomain	IMG-ALT Logo Universitätsklinikum A-TITLE Hier klicken, um zur Webseite der Dachorganisation zu gelangen
https://de-de.facebook.com/kar...	New window External Subdomain	IMG-ALT Facebookseite UK Essen
https://www.instagram.com/kard...	New window External Subdomain	IMG-ALT Instagram UME
https://www.youtube.com/channe...	New window External Subdomain	IMG-ALT Youtube UK Essen
/downloads/	Subdomain Text duplicate	Downloads
https://www.uk-essen.de/impres...	External Subdomain	Impressum
https://www.uk-essen.de/datens...	External Subdomain	Datenschutz

Server configuration 93% achieved

HTTP redirects

(Critically important)

This page redirects to "https://kardiologie.uk-essen.de/"

WWW Redirect

HTTP header

(Important)

No X-Powered HTTP header is sent.

The web server transmits the web page (HTML) in compressed form.

HTTP headers

Performance

(Somewhat important)

The page response time of 0.53 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.

The file size of the HTML document is fine (234 kB).

Page Speed

HTTP Response Header

Name	Value
server	nginx
date	Wed, 27 May 2026 20:14:48 GMT
content-type	text/html; charset=UTF-8
content-length	34420
content-security-policy	default-src 'self'; script-src 'nonce-1YgCmky58JxrKv+oohD5xA' 'wasm-unsafe-eval' 'strict-dynamic';style-src 'self' 'unsafe-inline' https://.consentmanager.net https://fonts.googleapis.com ;object-src 'none'; base-uri 'none'; frame-ancestors 'none'; frame-src 'self' https://.fidibus.ai https://.consentmanager.net https://.youtube.com https://.vimeo.com;font-src 'self' data: https://fonts.gstatic.com ;img-src 'self' data: blob: https://.cdninstagram.com https://.facebook.com https://www.google.de https://www.google.com https://i.ytimg.com https://.consentmanager.net https://.google-analytics.com https://.googletagmanager.com https://maps.gstatic.com https://maps.googleapis.com https://i.vimeocdn.com/;manifest-src 'self' ;connect-src 'self' https://.delivery.consentmanager.net https://.digiaccess.org https://eu-api.friendlycaptcha.eu https://www.google.com https://www.google.de https://.doubleclick.net https://.googleadservices.com https://.google-analytics.com https://.analytics.google.com https://*.googletagmanager.com https://maps.googleapis.com ;worker-src 'self' blob: ;media-src 'self' ;
link	<https://kardiologie.uk-essen.de/wp-json/>; rel="https://api.w.org/", <https://kardiologie.uk-essen.de/wp-json/wp/v2/pages/28>; rel="alternate"; title="JSON"; type="application/json", <https://kardiologie.uk-essen.de/>; rel=shortlink
vary	Accept-Encoding
content-encoding	gzip
x-content-type-options	nosniff
x-frame-options	DENY
referrer-policy	strict-origin-when-cross-origin
strict-transport-security	max-age=63072000; includeSubDomains
cache-bypass-reason	NOCACHE
x-cache-status	BYPASS
statuscode	200
http_version	HTTP/2

External factors 100% achieved

Backlinks

(Critically important)

This website has excellent links from other websites.

This page has backlinks from 65 referring domains.

This page has 113 backlinks.

This page has backlinks from 28 different ip addresses.

Backlinks

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

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

Sitemap: https://kardiologie.uk-essen.de/sitemap_index.xml
# ---------------------------
# END YOAST BLOCK

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kardiologie.uk-essen.de

Start - Klinik für Kardiologie und Angiologie

Westdeutsches Herz- und Gefäßzentrum Klinik für Kardiologie und Angiologie

Most important keywords

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

Keyword	Result	Recheck
Kardiologie	78%	Check
Klinik	70%	Check
Kardiologie Herz	68%	Check
Herz und Gefäßzentrum	65%	Check
Angiologie	61%	Check
Essen	58%	Check
Interventionelle Kardiologie	57%	Check
geehrte	50%	Check
Damen	50%	Check
Herren	50%	Check
Gefäßzentrum	48%	Check
Herz	45%	Check
Medizin	45%	Check
Rassaf	43%	Check
Mathew	43%	Check
Kurt	43%	Check
Univ	41%	Check
Michel	41%	Check
Spende	40%	Check
Prof	39%	Check
kümmern	39%	Check
Rammos	39%	Check
MHBA	39%	Check
Totzeck	39%	Check
Al-Rashid	39%	Check

Show more keywords and terms

Kardiologie.uk-essen.de - SEO Checker

Task list of SEO Improvements 5 Tasks

Meta specifications 98% achieved

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(Important)

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(Nice to have)

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Meta tags

Automatically check kardiologie.uk-essen.de including all subpages at once!

Page quality 70% achieved

(Critically important)

(Critically important)

(Somewhat important)

(Somewhat important)

(Somewhat important)

(Nice to have)

(Nice to have)

(Somewhat important)

Media list

Page structure 100% achieved

(Critically important)

(Important)

Heading structure

Link structure 86% achieved

(Important)

(Nice to have)

Found links on this page

Server configuration 93% achieved

(Critically important)

(Important)

(Somewhat important)

HTTP Response Header

External factors 100% achieved

(Critically important)

Links from Wikipedia

Robots.txt

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Most important keywords

Automatically check kardiologie.uk-essen.de including all subpages at once!

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