Schulnetz21.ch - SEO Checker

Overview of the SEO Check
Meta information
75% 
Page quality
55% 
Page structure
42% 
Link structure
98% 
Server
54% 
External factors
100% 
SEO Score
Response time
0.25 s
File size
33.80 kB
Words
327
Media files
4
Number of links
76 internal / 11 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Willkommen | schulnetz21
The length of the page title is perfect. (234 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)
http://www.schulnetz21.ch/willkommen
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: Switzerland
The following language is defined by HTML: de
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
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
GeneratorDrupal 10 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
langde
charsetutf-8

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Page quality

Content
(Critically important)
There are only 327 words on this page. Good pages should have about 800 words of useful content.
28.4% of the text are stop words.
The page contains a listing, which indicates a good text layout.
3 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 15.17 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 10 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0" is provided.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 90 characters this one is longer than 70 characters:
"schulnetz21 – das schweizerische netzwerk gesundheitsfördernder und nachhaltiger schulen –"
Image SEO
(Somewhat important)
2 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)
The HTTPS protocol for secure data transmission is not used.

Media list

Page structure

H1 heading
(Critically important)
Willkommen
Too many H1 headings
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (10 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Willkommen
H1 Empty heading
H1 Aktuell
H1 Im Auftrag von
H2 Meta menu DE
H2 Main menu DE
H3 Vernetzt in die Zukunft: Werden Sie Mitglied im Schulnetz21!
H4 Veranstaltungen
H4 News
H4 Newsletter news21
H4 Schreiben Sie sich ein!
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 11 external links on this page.
LinkAttributesAnchor text
http://www.schulnetz21.ch/Anchor Direkt zum Inhalt
http://www.schulnetz21.ch/Subdomain IMG-ALT Startseite
/willkommenSubdomain Home
http://www.schulnetz21.ch/kontaktSubdomain Kontakt
http://www.reseau-ecoles21.ch/External Subdomain fr
http://www.schulnetz21.ch/Subdomain de
http://www.rete-scuole21.ch/External Subdomain it
http://www.schulnetz21.ch/schulenSubdomain Schulen
/schulen/mitgliedschulenMitgliedschulen
/praxisbeispieleSubdomain Praxisbeispiele
/kantone-regionenSubdomain Kantone/Regionen
/kantone-regionen/kantonales-n...Subdomain Aargau
/kantone-regionen/kantonales-n...Subdomain Basel-Stadt
/kantone-regionen/kantonales-n...Subdomain Baselland
/kantone-regionen/deutschschwe...Subdomain Deutschschweizer Netzwerk
/kantone-regionen/kantonales-n...Subdomain Freiburg
/kantone-regionen/kantonales-n...Subdomain Genf
/kantone-regionen/kantonales-n...Subdomain Graubünden
/kantone-regionen/kantonales-n...Subdomain Luzern
/kantone-regionen/kantonales-n...Subdomain Neuenburg
/kantone-regionen/kantonales-n...Subdomain Nidwalden
/kantone-regionen/kantonales-n...Subdomain Obwalden
/kantone-regionen/kantonales-n...Subdomain Schaffhausen
/kantone-regionen/kantonales-n...Subdomain Schwyz / Uri
/kantone-regionen/kantonales-n...Subdomain St. Gallen
/kantone-regionen/netzwerk-sta...Subdomain Stadt Bern
/kantone-regionen/kantonales-n...Subdomain Tessin
/kantone-regionen/kantonales-n...Subdomain Thurgau
/kantone-regionen/kantonales-n...Subdomain Waadt
/kantone-regionen/kantonales-n...Subdomain Wallis
/kantone-schulen/kantone-regio...Subdomain Zug
/kantone-regionen/kantonales-n...Subdomain Zürich (Sek II)
/kantone-regionen/kantonales-n...Subdomain Zürich (Volksschulen)
/tagungenSubdomain Veranstaltungen
/tagungen/erfaSubdomain Erfahrungsaustausch
/treffen/impulstagungenSubdomain Impulstagungen
/themen/gesundheitSubdomain Gesundheit
/gesundheit/schulklimaSubdomain Schulklima
/gesundheit/ernaehrung-und-bew...Subdomain Ernährung und Bewegung
/gesundheit/suchtpraeventionSubdomain Suchtprävention
/gesundheit/gewaltpraeventionSubdomain Gewaltprävention
/gesundheit/psychische-gesundheitSubdomain Psychische Gesundheit
/gesundheit/sexuelle-gesundheitSubdomain Sexuelle Gesundheit
/gesundheit/schuldenpraeventionSubdomain Schuldenprävention
http://www.schulnetz21.ch/themenSubdomain BNE
/auf-dem-weg-zu-bneSubdomain Auf dem Weg zu BNE
/themen/demokratie-und-mensche...Subdomain Politik, Demokratie und Menschenrechte
/bne/diversitaet-und-interkult...Subdomain Diversität und interkulturelle Verständigung
/themen/umwelt-und-natuerliche...Subdomain Umwelt und natürliche Ressourcen
/themen/konsum-und-wirtschaftSubdomain Wirtschaft und Konsum
/bne/globale-entwicklungSubdomain Globale Entwicklung
/instrumenteSubdomain Instrumente
/instrumente/qualitaetskriterienSubdomain Qualitätskriterien
/instrumente/standortbestimmun...Subdomain Standortbestimmung
/instrumente/ueberfachliche-ko...Subdomain Überfachliche Kompetenzen
/gesundheit/umwelt-und-gesundheitSubdomain Dossier Umwelt und Gesundheit
/instrumente/instrumente-von-p...Subdomain Instrumente von Partnern
/das-netzwerkSubdomain Über uns
/mitglied-werdenSubdomain Mitgliedschaft
http://www.schulnetz21.ch/teamSubdomain Team
/netzwerk/geschichteSubdomain Geschichte
/netzwerk/mandatSubdomain Mandat
/netzwerk/newsletterSubdomain Newsletter
/themen/gesundheitGesundheitsförderung
http://www.schulnetz21.ch/themenBildung für Nachhaltige Entwicklung (BNE)
http://education21.ch/de/praxi...External Praxisbeispielen
/schulen/themen-und-projektbei...weitere Ideen
/schulen/mitgliedschulenSchule kontaktieren
/themen/gesundheitThemen der Gesundheitsförderung
http://www.schulnetz21.ch/themen/Themen der Bildung für Nachhaltige Entwicklung (BNE)
/prinzipienHandlungsprinzipien
/instrumenteText duplicate Instrumente
/kantone-regionenIhrem kantonalen bzw. regionalen Netzwerk
/mitglied-werdenMitglied werden
http://www.schulnetz21.ch/teamunser nationales Team
/tagungen/erfa10. September 2025, nachmittags | online
/treffen/impulstagungen29. November 2025 | Zusammenleben - gemeinsam gestalten
/node/2061New window Kindergarten und Primarschule Pratteln I Wasserjahr im Aegelmatt
A-TITLE Wasserjahr im Aegelmatt
https://www.education21.ch/de/...New window External Subdomain Zusammenleben gemeinsam gestalten
A-TITLE Themendossier Zusammenleben gemeinsam gestalten
/sites/default/files/docs/2505...New window PDF Tätigkeitsbericht Schulnetz21
A-TITLE Tätigkeitsbericht 2024
https://www.education21.ch/de/...New window External Subdomain Schulnetz21: das grösste Schulnetz der Schweiz
A-TITLE Das grösste Schulnetz der Schweiz
https://education21.ch/de/newsNew window External Newsletter news21
A-TITLE news21
https://education21.ch/de/newsNew window External Schreiben Sie sich ein!
A-TITLE news21
https://gesundheitsfoerderung.ch/External No Text
https://www.bag.admin.ch/bag/d...External Subdomain No Text
http://www.education21.ch/de/a...New window External Subdomain Bestellern
https://www.education21.ch/de/...New window External Subdomain Datenschutzerklärung

Server configuration

HTTP redirects
(Critically important)
This page redirects to "http://www.schulnetz21.ch/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
This page loads 47 CSS files. This may affect the page load time negatively.
This page loads 10 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.25 seconds.
The file size of the HTML document is fine (34 kB).

HTTP Response Header

NameValue
dateWed, 30 Jul 2025 18:28:51 GMT
serverApache
cache-controlmust-revalidate, no-cache, private
content-languagede
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
expiresSun, 19 Nov 1978 05:00:00 GMT
x-generatorDrupal 10 (https://www.drupal.org)
content-security-policy-report-onlyimg-src *; object-src 'none'; script-src 'self' api3.geo.admin.ch cdnjs.cloudflare.com https://cdn.jsdelivr.net https://unpkg.com; script-src-attr 'self'; style-src 'self' cdnjs.cloudflare.com https://cdn.jsdelivr.net; style-src-attr 'self'; frame-ancestors 'self'
content-security-policyobject-src 'none'; frame-ancestors 'self'; report-uri http://www.schulnetz21.ch/report-uri/enforce
upgradeh2
connectionUpgrade
varyAccept-Encoding
content-encodinggzip
transfer-encodingchunked
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

External factors

This website has excellent links from other websites.
This page has backlinks from 37 referring domains.
This page has 102,900 backlinks.
This page has backlinks from 30 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.md
Disallow: /composer/Metapackage/README.txt
Disallow: /composer/Plugin/ProjectMessage/README.md
Disallow: /composer/Plugin/Scaffold/README.md
Disallow: /composer/Plugin/VendorHardening/README.txt
Disallow: /composer/Template/README.txt
Disallow: /modules/README.txt
Disallow: /sites/README.txt
Disallow: /themes/README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register
Disallow: /user/password
Disallow: /user/login
Disallow: /user/logout
Disallow: /media/oembed
Disallow: /*/media/oembed
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password
Disallow: /index.php/user/register
Disallow: /index.php/user/login
Disallow: /index.php/user/logout
Disallow: /index.php/media/oembed
Disallow: /index.php/*/media/oembed
User-agent: SemrushBot-SA
Disallow: / 
User-agent: SemrushBot-BA
Disallow: / 
User-agent: SemrushBot-SI
Disallow: / 
User-agent: SemrushBot-SWA
Disallow: / 
User-agent: SemrushBot-CT
Disallow: / 
User-agent: SemrushBot-BM
Disallow: / 
User-agent: SemrushBot-SEOAB
Disallow: / 
User-agent: AhrefsBot
Disallow: / 
User-agent: MJ12bot
Disallow: /
User-agent: ZoominfoBot
Disallow: /

Search preview

www.schulnetz21.ch
Willkommen | schulnetz21

Most important keywords

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

KeywordResultRecheck
Schulnetz2166%Check
Willkommen62%Check
menu DE46%Check
menu43%Check
Mitglied43%Check
Veranstaltungen43%Check
Vernetzt43%Check
Zukunft43%Check
main menu42%Check
Netzwerk39%Check

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