Gth-online.org - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
80% 
Page structure
20% 
Link structure
60% 
Server
95% 
External factors
100% 
SEO Score
Response time
1.96 s
File size
194.30 kB
Words
577
Media files
4
Number of links
100 internal / 27 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
GTH Gesellschaft für Thrombose und Hämostaseforschung
The length of the page title is perfect. (531 pixels out of 580 max pixel length)
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)
https://gth-online.org/
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
robotsmax-image-preview:large
generatorWordPress Download Manager 3.3.07
googlenositelinkssearchbox
tec-api-versionv1
tec-api-originhttps://gth-online.org
msapplication-TileImagehttps://gth-online.org/wp-content/uploads/2021/03/cropped-GTH_Logo_RGB_randlos-270x270.jpg
article:published_time2018-11-25T15:09:30+00:00
article:modified_time2024-11-05T12:54:52+00:00
langde
twitter:cardsummary
twitter:titleGTH Gesellschaft für Thrombose und Hämostaseforschung
og:localede_DE
og:site_nameGTH | Gesellschaft für Thrombose- und Hämostaseforschung
og:typearticle
og:titleGTH Gesellschaft für Thrombose und Hämostaseforschung
og:urlhttps://gth-online.org/
charsetUTF-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
This page contains 577 words. That's ok.
25.6% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
9 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 19.15 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width" 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 12 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.

Media list

URLAlt attributeTitle
...uploads/2021/03/GTH_Logo_RGB_randlos.jpgGTH
...lutplaettchen_Blau_3840x300-scaled-1.jpgNo alt attribute provided
...s/2020/05/Plättchen-1024x354-600x400.jpgFoto: (c) Dr. Eberhard Morgenstern, Ultradünnschnitt eines Blutplättchens (Mensch) im Transmissions-ElektronenmikroskopPlättchen
...masEcke_0681_heller-1024x683-600x400.jpgv.l.: J. Thaler, K. Jurk, R. Klamroth, T. Bakchoul, C. von Auer, F. Langer, M. Albisetti, Foto: T. Ecke, Berlinv.l.: J. Thaler, K. Jurk, R. Klamroth, T. Bakchoul, C. von Auer, F. Langer, M. Albisetti, Foto: T. Ecke, Berlin

Page structure

H1 heading
(Critically important)
Herzlich willkommen bei der Gesellschaft für Thrombose- und Hämostaseforschung e.V., GTH
The H1 heading contains the words willkommen bei! Use important keywords instead.
Too many H1 headings
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 Herzlich willkommen bei der Gesellschaft für Thrombose- und Hämostaseforschung e.V., GTH
H1 Die GTH unterstützt die Forschung und lehrt.
H3 Blutplättchen (blood platelet)
H3 GTH Vorstandsmitglieder 2024
H3 v.l.: J. Thaler, K. Jurk, R. Klamroth, T. Bakchoul, C. von Auer, F. Langer, M. Albisetti, Foto: T. Ecke, Berlin
H3 Kontaktdaten
H3 Die GTH
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 too many external links (27) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.linkedin.com/compa...New window External Subdomain Linkedin
A-TITLE Linkedin
https://gth-online.org/IMG-ALT GTH
A-TITLE GTH
https://gth-online.org/Die GTH
https://gth-online.org/leitbild/Leitbild
/wp-content/uploads/2024/12/GT...New window GTH Broschüre
/entstehung-der-gth/Entstehung der GTH
/der-vorstand/Der Vorstand
/datenschutzerklaerung/Datenschutzerklärung
https://gth-online.org/impressum/Impressum
https://gth-online.org/kontakt/Kontakt
/wp-content/uploads/2021/11/Sa...New window GTH Satzung
/gth-jahrestagungen/GTH Jahrestagungen
/lausanne_2025/Lausanne 2025
https://gth-online.org/wien-2024/Wien 2024
/frankfurt-2023/Frankfurt 2023
/leipzig-2022/Leipzig 2022
/gth-jahrestagung-lausanne-2021/Lausanne online 2021
/bremen-2020/Bremen 2020
/wp-content/uploads/2020/03/64...New window Book of abstracts (PDF)
/gth-jahrestagung-berlin-2019/Berlin 2019
/gth-jahrestagung-wien-2018/Bilder GTH Wien 2018
/arbeitsgruppen/Fachexperten
/covid-19-info/Covid-19-Info
/stabsstelle-leitlinien/Leitlinien / Stellungnahmen
/arbeitsgruppen/Übersicht
/staendige-kommission-haemophi...St. Kommission Hämophilie
/ag-zertifizierung-der-haemoph...AG Zertifizierung der Hämophilie-Zentren
http://hämostaseologie-assiste...New window External Hämostaseologie Assistentinnen
/staendige-kommission-labor/St. Kommission Labor
/staendige-kommission-paediatrie/St. Kommission Pädiatrie
https://www.kinderblutkrankhei...New window External Subdomain Webseite Kinderblutkrankheiten
/staendige-kommission-nachwuchs/St. Kommission Nachwuchs
/ag-erworbene-hamophilie/AG erworbene Hämophilie
/ag-womans-health/AG Women’s Health
/ag-gentherapie/AG Gentherapie
https://www.pei.de/DE/regulati...New window External Subdomain Zum DHR…
http://www.ttp-register.org/me...New window External Subdomain Deutsches TTP Register…
https://gth-online.org/preise/Förderung
https://gth-online.org/preise/Preise/Stipendien
http://gth-akademie.org/New window External GTH-Akademie
https://gth-akademie.org/inten...New window External GTH Intensivkurs
http://gth-laborkurs.org/New window External GTH Laborkurs
http://gth-highlights.org/New window External GTH Highlights
https://gth-mediathek.org/New window External GTH Mediathek
http://gth-akademie.org/haemo-...New window External Hämostaseologie Assistenz
https://gth-akademie.org/hicc/New window External GTH HICC©
https://gth-akademie.org/throm...New window External Thrombozyten Workshop
https://gth-online.org/eventsTermine
https://gth-online.org/eventsAlle Termine
/events/kategorie/cme-punkte/Filter: CME-Punkte
/events/kategorie/schirmherrsc...Filter: Schirmherrschaft GTH
https://gth-online.org/aktuelles/Aktuelles
/mitglieder/Mitglieder
/vorteile-einer-mitgliedschaft/Mitgliedschaft
/wp-content/uploads/2023/06/GT...New window Antrag auf Mitgliedschaft (online PDF)
/wp-content/uploads/2024/01/GT...New window SEPA-Lastschriftmandat
/die-haemostaseologie/GTH Zeitschriften
/stellenangebote/Stellenangebote
https://gth-online.org/downloads/Downloads
https://gth-online.org/Text duplicate Die GTH
https://gth-online.org/leitbild/Text duplicate Leitbild
/wp-content/uploads/2024/12/GT...New window Text duplicate GTH Broschüre
/entstehung-der-gth/Text duplicate Entstehung der GTH
/der-vorstand/Text duplicate Der Vorstand
/datenschutzerklaerung/Text duplicate Datenschutzerklärung
https://gth-online.org/impressum/Text duplicate Impressum
https://gth-online.org/kontakt/Text duplicate Kontakt
/wp-content/uploads/2021/11/Sa...New window Text duplicate GTH Satzung
/gth-jahrestagungen/Text duplicate GTH Jahrestagungen
/lausanne_2025/Text duplicate Lausanne 2025
https://gth-online.org/wien-2024/Text duplicate Wien 2024
/frankfurt-2023/Text duplicate Frankfurt 2023
/leipzig-2022/Text duplicate Leipzig 2022
/gth-jahrestagung-lausanne-2021/Text duplicate Lausanne online 2021
/bremen-2020/Text duplicate Bremen 2020
/wp-content/uploads/2020/03/64...New window Text duplicate Book of abstracts (PDF)
/gth-jahrestagung-berlin-2019/Text duplicate Berlin 2019
/gth-jahrestagung-wien-2018/Text duplicate Bilder GTH Wien 2018
/arbeitsgruppen/Text duplicate Fachexperten
/covid-19-info/Text duplicate Covid-19-Info
/stabsstelle-leitlinien/Text duplicate Leitlinien / Stellungnahmen
/arbeitsgruppen/Text duplicate Übersicht
/staendige-kommission-haemophi...Text duplicate St. Kommission Hämophilie
/ag-zertifizierung-der-haemoph...Text duplicate AG Zertifizierung der Hämophilie-Zentren
http://hämostaseologie-assiste...New window External Text duplicate Hämostaseologie Assistentinnen
/staendige-kommission-labor/Text duplicate St. Kommission Labor
/staendige-kommission-paediatrie/Text duplicate St. Kommission Pädiatrie
https://www.kinderblutkrankhei...New window External Subdomain Text duplicate Webseite Kinderblutkrankheiten
/staendige-kommission-nachwuchs/Text duplicate St. Kommission Nachwuchs
/ag-erworbene-hamophilie/Text duplicate AG erworbene Hämophilie
/ag-womans-health/Text duplicate AG Women’s Health
/ag-gentherapie/Text duplicate AG Gentherapie
https://www.pei.de/DE/regulati...New window External Subdomain Text duplicate Zum DHR…
http://www.ttp-register.org/me...New window External Subdomain Text duplicate Deutsches TTP Register…
https://gth-online.org/preise/Text duplicate Förderung
https://gth-online.org/preise/Text duplicate Preise/Stipendien
http://gth-akademie.org/New window External Text duplicate GTH-Akademie
https://gth-akademie.org/inten...New window External Text duplicate GTH Intensivkurs
http://gth-laborkurs.org/New window External Text duplicate GTH Laborkurs
http://gth-highlights.org/New window External Text duplicate GTH Highlights
https://gth-mediathek.org/New window External Text duplicate GTH Mediathek
http://gth-akademie.org/haemo-...New window External Text duplicate Hämostaseologie Assistenz
https://gth-akademie.org/hicc/New window External Text duplicate GTH HICC©
https://gth-akademie.org/throm...New window External Text duplicate Thrombozyten Workshop
https://gth-online.org/eventsText duplicate Termine
https://gth-online.org/eventsText duplicate Alle Termine
/events/kategorie/cme-punkte/Text duplicate Filter: CME-Punkte
/events/kategorie/schirmherrsc...Text duplicate Filter: Schirmherrschaft GTH
https://gth-online.org/aktuelles/Text duplicate Aktuelles
/mitglieder/Text duplicate Mitglieder
/vorteile-einer-mitgliedschaft/Text duplicate Mitgliedschaft
/wp-content/uploads/2023/06/GT...New window Text duplicate Antrag auf Mitgliedschaft (online PDF)
/wp-content/uploads/2024/01/GT...New window Text duplicate SEPA-Lastschriftmandat
/die-haemostaseologie/Text duplicate GTH Zeitschriften
/stellenangebote/Text duplicate Stellenangebote
https://gth-online.org/downloads/Text duplicate Downloads
/wp-content/uploads/2020/05/Pl...IMG-ALT Foto: (c) Dr. Eberhard Morgenstern, Ultradünnschnitt eines Blutplättchens (Mensch) im Transmissions-Elektronenmikroskop
/der-vorstand/IMG-ALT v.l.: J. Thaler, K. Jurk, R. Klamroth, T. Bakchoul, C. von Auer, F. Langer, M. Albisetti, Foto: T. Ecke, Berlin
/der-vorstand/Text duplicate v.l.: J. Thaler, K. Jurk, R. Klamroth, T. Bakchoul, C. von Auer, F. Langer, M. Albisetti, Foto: T. Ecke, Berlin
/covid-19-info/New window Zur Seite...
https://gth2025.com/New window External Zur Jahrestagung 2025
http://gth-akademie.org/New window External Zur GTH Akademie
https://gth-online.org/impressum/Text duplicate Impressum
/datenschutzerklaerung/Text duplicate Datenschutzerklärung
/wp-cohttps://gth-online.org/w...New window Text duplicate GTH Satzung
https://gth-online.org/kontakt/Kontaktformular
https://gth-online.org/kontakt/GTH Geschäftsstelle,

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://gth-online.org/"
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 very slow (1.96 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 (194 kB).

HTTP Response Header

NameValue
servernginx
dateMon, 07 Apr 2025 00:26:09 GMT
content-typetext/html; charset=UTF-8
varyAccept-Encoding
link<https://gth-online.org/wp-json/>; rel="https://api.w.org/", <https://gth-online.org/wp-json/wp/v2/pages/301>; rel="alternate"; title="JSON"; type="application/json", <https://gth-online.org/>; rel=shortlink
x-tec-api-versionv1
x-tec-api-roothttps://gth-online.org/wp-json/tribe/events/v1/
x-tec-api-originhttps://gth-online.org
set-cookie72 Characters
x-cache-statusMISS
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 89 referring domains.
This page has 10,880 backlinks.
This page has backlinks from 77 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

Sitemap: https://gth-online.org/sitemap.rss

Sitemap: https://gth-online.org/sitemap.xml
Sitemap: https://gth-online.org/sitemap.html

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Most important keywords

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

KeywordResultRecheck
GTH79%Check
GTH Gesellschaft69%Check
Forschung65%Check
Thrombose und Hämostaseforschung65%Check
Gesellschaft62%Check
Thrombose62%Check
Hämostaseforschung61%Check
GTH Akademie55%Check
GTH Highlights55%Check
Herzlich50%Check
Show more keywords and terms

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