Sternfreunde.de - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
84% 
Page structure
95% 
Link structure
88% 
Server
86% 
External factors
100% 
SEO Score
Response time
1.30 s
File size
86.50 kB
Words
815
Media files
14
Number of links
53 internal / 10 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Vereinigung der Sternfreunde e.V.
The length of the page title is perfect. (302 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://sternfreunde.de/
There is a valid canonical link specified.
Language
(Somewhat important)
Language defined in HTML: lang
Server location: United States of America
One or more of the specified languages are not ISO standard (en, en-us, de, etc.)
The following language is defined by HTML: lang
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, shrink-to-fit=no
robotsmax-image-preview:large
generatorWordPress 7.1.3
tec-api-versionv1
tec-api-originhttps://sternfreunde.de
msapplication-TileImagehttps://sternfreunde.de/wp-content/uploads/2021/11/cropped-VdS-Logo-Neu-Hell_quadrat-1-270x270.png
langlang
charsetUTF-8

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Page quality

Content
(Critically important)
This page contains 815 words. That's ok.
47.6% of the text are stop words.
The page contains a listing, which indicates a good text layout.
12 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 13.36 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, shrink-to-fit=no" 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 16 tags for this page.
Image SEO
(Somewhat important)
10 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
/wp-content/themes/astro/images/logo.pngNo alt attribute provided
.../uploads/2026/08/vds_earthnight_2026.jpgNo alt attribute provided
...ads/2020/12/easyVerein-Slider-VdS-eV.jpgNo alt attribute provided
...et_Michael-Schomann-1920x300-1-Kopie.jpgNo alt attribute provided
...2025/11/251111Fachgruppen-1-1024x424.jpgNo alt attribute provided
...t/uploads/2024/05/Journal-1-1024x222.jpgNo alt attribute provided
...tent/uploads/2024/05/remote-1024x179.jpgNo alt attribute provided
...ch_Astronomie-entdecken_Peter-Remmel.jpgAstronomie entdecken
...ronomie-als-Hobby_Siegfried-Bergthal.jpgAstronomie als Hobby
...stronomie-fuer-Mitglieder_Neues-Logo.jpgAstronomie für Mitglieder
/wp-content/uploads/2025/10/Orioniden.jpgNo alt attribute provided
/wp-content/uploads/2026/10/Okt16_3-03.jpgj
...ent/uploads/2026/10/MKarsKrippe10-12.jpgNo alt attribute provided
/wp-content/uploads/2026/10/saturn.jpgNo alt attribute provided

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
H1 Online-Service für Mitglieder
H1 Mitglied in der VdS? Das muss nichts kosten.
H1 Empty heading
H2 www.earth-night.info
H2 Aktuelles aus am Himmel und weitere Neuigkeiten aus der Astronomie
H2 Empty heading
H3 21./22. Oktober: Maximum der Orioniden
H3 16. und 18 Oktober morgens: Mond- und Schattenereignisse auf Jupiter.
H3 11. Oktober (und umliegende Tage): Mars zieht durch die Krippe
H3 4. Oktober: Saturn in Opposition
H4 Astronomie entdecken
H4 Astronomie als Hobby
H4 Astronomie für Mitglieder
Some anchor texts are used more than once.
3 links don't have an 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 10 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://sternfreunde.de/No Text
/astronomie-fuer-mitglieder/di...Über uns
/astronomie-fuer-mitglieder/fu...Journal für Astronomie
/astronomie-als-hobby/die-vds-...Die VdS-Fachgruppen
https://www.sternwarte-kirchhe...External Subdomain Die VdS-Sternwarte Kirchheim
https://astronomietag.de/External Der Astronomietag
/astronomie-fuer-mitglieder/di...Mitglied werden
/kategorie/news/Neuigkeiten
/astronomie-entdecken/der-ster...Der Sternenhimmel
/himmelsereignisse/Himmelsereignisse
http://sternfreunde.de/eventsTerminkalender
/astronomie-entdecken/astronom...Astronomie für Einsteiger
/astronomie-entdecken/astronom...Astronomie als Hobby
/astronomie-entdecken/astronom...Unser Sonnensystem
/astronomie-entdecken/astronom...Deep Sky
/mitgliedssternwarten/Mitgliedssternwarten
/astronomie-als-hobby/astronom...Planetenwege ...
https://easyverein.com/public/...External Login Online-Vereinsverwaltung
/registrierung-fuer-die-online...Registrierung für die Online-Vereinsverwaltung
/astronomie-fuer-mitglieder/fu...Download VdS-Journal
/astronomie-fuer-mitglieder/fu...Materialien für Sternwarten und Vereine
https://www.werbewagner.de/sho...New window External Subdomain VdS-Shop
/astronomie-fuer-mitglieder/fu...Bildergalerien
https://www.earth-night.info/New window External Subdomain www.earth-night.info
/2022/05/09/neuer-service-fuer...New window Weitere Infos und Anmeldung
/astronomie-fuer-mitglieder/di...Aufnahmeantrag
https://sternfreunde.de/Anchor Previous
https://sternfreunde.de/Anchor Next
/astronomie-entdecken/der-ster...Aktueller Sternhimmel
/kategorie/news/Beobachtungshinweise
https://sternfreunde.de/events/Veranstaltungen
https://sternfreunde.de/kontaktAnchor Veranstaltung melden
/astronomie-fuer-mitglieder/fu...VdS-Journal (pdf)
https://forum.vdsastro.de/External Subdomain VdS–Forum
/astronomie-als-hobby/die-vds-...20 Fachgruppen
/astronomie-als-hobby/die-vds-...Fachgruppen
https://fg-kometen.vdsastro.de...External Subdomain ein Heft in den öffentlichen Bereich gestellt
/remote-sternwarten/Remote-Sternwarte
/astronomie-fuer-mitglieder/di...Mitgliedschaft
https://sternfreunde.de/kontakt/kann mich gern anschreiben
/astronomie-entdecken/IMG-ALT Astronomie entdecken
/astronomie-als-hobby/Text duplicate IMG-ALT Astronomie als Hobby
/astronomie-fuer-mitglieder/IMG-ALT Astronomie für Mitglieder
/himmelsereignisse/Text duplicate Himmelsereignisse
http://sternfreunde.de/eventsTermine
/2026/10/20/21-22-oktober-maxi...Weiterlesen...
/2026/10/20/21-22-oktober-maxi...No Text
/2026/10/13/16-und-18-oktober-...Text duplicate Weiterlesen...
/2026/10/13/16-und-18-oktober-...IMG-ALT j
/2026/10/07/11-oktober-und-uml...Text duplicate Weiterlesen...
/2026/10/07/11-oktober-und-uml...No Text
/2026/10/02/4-oktober-saturn-i...Text duplicate Weiterlesen...
/2026/10/02/4-oktober-saturn-i...No Text
/kategorie/news/Weitere Neuigkeiten
/astronomie-fuer-mitglieder/di...Über die VdS
/kategorie/pressemitteilungen/Pressemitteilungen
/astronomie-fuer-mitglieder/di...Text duplicate Mitglied werden
https://sternfreunde.de/kontakt/Kontakt und Impressum
/kontakt/vorstand/Vorstand der VdS
/datenschutzerklaerung/Datenschutzhinweise gemäß Art. 13 DSGVO
https://www.facebook.com/stern...New window External Subdomain No Text
https://twitter.com/astronomietagNew window External No Text
https://forum.vdsastro.de/New window External Subdomain No Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://sternfreunde.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 slow (1.30 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 (87 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
x-ws-originavailable
x-ws-ratelimit-limit1000
x-ws-ratelimit-remaining998
dateThu, 22 Oct 2026 05:33:58 GMT
serverApache
link<https://sternfreunde.de/wp-json/>; rel="https://api.w.org/", <https://sternfreunde.de/wp-json/wp/v2/pages/103>; rel="alternate"; title="JSON"; type="application/json", <https://sternfreunde.de/>; rel=shortlink
x-tec-api-versionv1
x-tec-api-roothttps://sternfreunde.de/wp-json/tribe/events/v1/
x-tec-api-originhttps://sternfreunde.de
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 357 referring domains.
This page has 4,396 backlinks.
This page has backlinks from 217 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://sternfreunde.de/wp-sitemap.xml

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Search preview

Most important keywords

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

KeywordResultRecheck
Sternfreunde64%Check
Verein52%Check
Vereinigung51%Check
Mitglied47%Check
Mitglieder46%Check
VdS45%Check
Astronomie44%Check
kosten43%Check
Hobby42%Check
Journal41%Check
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