Cmas.ch - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
52% 
Page structure
79% 
Link structure
85% 
Server
59% 
External factors
69% 
SEO Score
Response time
0.28 s
File size
30.50 kB
Words
433
Media files
9
Number of links
71 internal / 29 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home – CMAS – Swiss diving
The length of the page title is perfect. (268 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is empty.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is 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
keywordsEmpty
descriptionEmpty
viewportwidth=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=0
apple-mobile-web-app-titleCMAS
application-nameCMAS
msapplication-TileColor#ffffff
msapplication-TileImage/img/favicons/mstile-144x144.png?v=aljqXvwaOq
msapplication-config/img/favicons/browserconfig.xml?v=aljqXvwaOq
theme-color#e30613
langde
og:image/img/favicons/open-graph.png?v=aljqXvwaOq
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 433 words on this page. Good pages should have about 800 words of useful content.
29.6% 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.
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 13.17 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 12 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (14). We recommend using a maximum of 9 tags for this page.
The following tag is repeated too often: besuchen sie unseren online-shop
Image SEO
(Somewhat important)
8 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
https://www.cmas.ch/img/logo.svgCMAS – Swiss Diving
/img/content/sponsoren/H2O.jpg?m=1490173005No alt attribute provided
...o_Essential_Diving_Noir.png?m=1674682933No alt attribute provided
...tent/sponsoren/flextron.png?m=1641829306No alt attribute provided
...ntent/sponsoren/dawata1.jpg?m=1490173009No alt attribute provided
...t/sponsoren/logo_sftech.png?m=1490173005No alt attribute provided
...nt/sponsoren/diving4all.jpg?m=1490172935No alt attribute provided
...longee.ch-votre-magasin.jpg?m=1649194211No alt attribute provided
...ent/sponsoren/Ocean-LTD.jpg?m=1673536404No alt attribute provided

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 Tauchen lernen
H2 Tauchlehrer werden
H2 CMAS Kurse
H2 CMAS Blog
H2 Tauchlehrer-Prüfung i3* CMAS swiss diving
H2 Silsersee Cleanup 2025
H2 Auslandswoche Gozo
H2 Sponsoren
H3 Willkommen bei CMAS swiss diving
H3 Gold
H3 Silver
H4 CMAS swiss diving
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 (29) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.cmas.ch/de/home/IMG-ALT CMAS – Swiss Diving
/de/blog/index.phpBlog
/de/ueber-uns/philosphie.phpÜber uns
/de/for-you/tl-ts-des-jahres.phpFor you
/de/downloads/index.phpVideos & Downloads
/de/faq/anfaenger.phpFAQ
https://www.shop.cmas.ch/New window External Subdomain Shop
https://my.cmas.ch/New window External Subdomain Login Diver Area
https://my.cmas.ch/de/login-in...New window External Subdomain Login my.cmas
/de/suche/index.phpSuche
/de/home/index.phpDE
/fr/home/index.phpFR
/it/home/index.phpIT
https://www.facebook.com/CMAS....New window External Subdomain No Text
/de/tauchen-lernen/index.phpTauchen lernen
/de/tauchen-lernen/tauchen-bei...Tauchen bei CMAS swiss diving
/de/tauchen-lernen/index.phpÜbersicht
/de/tauchen-lernen/kursuebersi...Kursübersicht
/de/tauchen-lernen/kindertauch...Kindertauchen
/de/tauchen-lernen/taucher-d1-...Taucher D1-D4
/de/tauchen-lernen/spezialkurs...Spezialkurse
/de/tauchen-lernen/spezialkurs...Spezialkurse ohne Tauchausbildung
/de/tauchen-lernen/skills-dive...Skills Diver
/de/tauchen-lernen/nitrox-dive...Nitrox Diver
/de/tauchen-lernen/trimix-dive...Trimix Diver
/de/tauchen-lernen/cave-diver/...Cave Diver
/de/tauchen-lernen/sidemount-d...Sidemount Diver
/de/tauchen-lernen/rebreather-...Rebreather Diver
/de/tauchen-lernen/wreck-diver...Wreck Diver
/de/Tauchen-lernen/Apnoe-Diver...Apnoe Diver
/de/tauchen-lernen/handicapped...Handicapped Diver
/de/tauchen-lernen/handicap-di...Handicap Diving Assistant
/de/tauchlehrer-werden/index.phpTauchlehrer werden
/de/tauchlehrer-werden/kursueb...Kursübersicht Tauchlehrer
/de/tauchlehrer-werden/uebertr...Crossoverkurse
/de/tauchlehrer-werden/kindert...Assistent und Tauchlehrer Kindertauchen
/de/tauchlehrer-werden/tauchle...Tauchlehrer I1-I4
/de/tauchlehrer-werden/spezial...Spezialkurs Instructors
/de/tauchlehrer-werden/skills-...Skills Instructor
/de/tauchlehrer-werden/nitrox-...Nitrox Instructor
/de/tauchlehrer-werden/trimix-...Trimix Instructor
/de/tauchlehrer-werden/cave-di...Cave Diving Instructor
/de/tauchlehrer-werden/sidemou...Sidemount Instructor
/de/tauchlehrer-werden/rebreat...Rebreather Instructor
/de/tauchlehrer-werden/wreck-i...Wreck Instructor
/de/tauchlehrer-werden/apnoe-i...Apnoe Instructor
/de/tauchlehrer-werden/uw-foto...UW Foto Instructor
/de/tauchlehrer-werden/handica...Handicap Dive Instructor
/de/kurse/tauch-kurse/index.phpCMAS Kurse
/de/kurse/tauch-kurse/index.phpTauch-Kurse
/de/kurse/tauchlehrer-kurse/i1...Tauchlehrer-Kurse
/de/tauchschule-tauchlehrer/in...Tauchschulen & Tauchlehrer finden
/de/tauchschule-tauchlehrer/in...In der Schweiz
/de/tauchschule-tauchlehrer/im...Im Ausland
/de/blog/index.phpText duplicate Blog
/de/ueber-uns/philosphie.phpText duplicate Über uns
/de/for-you/tl-ts-des-jahres.phpText duplicate For you
/de/downloads/index.phpText duplicate Videos & Downloads
/de/faq/anfaenger.phpText duplicate FAQ
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Shop
https://my.cmas.ch/New window External Subdomain Text duplicate Login Diver Area
https://my.cmas.ch/de/login-in...New window External Subdomain Text duplicate Login my.cmas
/de/suche/index.phpText duplicate Suche
/de/home/index.phpText duplicate DE
/fr/home/index.phpText duplicate FR
/it/home/index.phpText duplicate IT
https://www.shop.cmas.ch/New window External Subdomain Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
https://www.shop.cmas.ch/New window External Subdomain Text duplicate Online-Shop
/de/tauchen-lernen/index.phpText duplicate Tauchen lernen
/de/tauchlehrer-werden/index.phpText duplicate Tauchlehrer werden
/de/kurse/tauch-kurse/index.phpText duplicate CMAS Kurse
/de/blog/index.phpCMAS Blog
/de/blog/Post/2024/11/i3-2024.phpTauchlehrer-Prüfung i3* CMAS swiss diving
/de/blog/Post/2024/10/Cleanup-...Silsersee Cleanup 2025
/de/blog/Post/2024/10/gozo-202...Auslandswoche Gozo
https://www.tauchschule-h2o.ch/New window External Subdomain No Text
https://essentialdiving.fr/New window External No Text
https://www.flextron.ch/New window External Subdomain No Text
https://www.dawata.ch/New window External Subdomain No Text
https://www.sftech.ch/New window External Subdomain No Text
http://www.diving4all.ch/New window External Subdomain No Text
https://plongee.ch/New window External No Text
https://www.iceberg-red-sea.com/New window External Subdomain No Text
/de/sponsoren/index.phpSponsoren
/de/impressum.phpImpressum
/de/sitemap.phpSitemap
/de/disclaimer.phpDisclaimer
/de/datenschutz.phpDatenschutz

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.cmas.ch/de/home/"
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 12 CSS files. This may affect the page load time negatively.
This page loads 12 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.28 seconds.
The file size of the HTML document is fine (31 kB).

HTTP Response Header

NameValue
servernginx
dateFri, 03 Jan 2025 03:49:55 GMT
content-typetext/html; charset=UTF-8
content-length5807
connectionkeep-alive
x-xss-protection0
expiresThu, 19 Nov 1981 08:52:00 GMT
cache-controlno-store, no-cache, must-revalidate
pragmano-cache
set-cookie60 Characters
x-frame-optionsSAMEORIGIN
varyAccept-Encoding
content-encodinggzip
x-ua-compatibleIE=edge
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 23 referring domains.
This page only has 59 backlinks.
This page only has few backlinks from 10 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /webEdition/
Disallow: /cgi-bin/
Disallow: /inc/
Disallow: /tools/

Sitemap: https://www.cmas.ch/sitemap.xml.php

Similar sites

Search preview

www.cmas.ch › home
Home – CMAS – Swiss diving

Most important keywords

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

KeywordResultRecheck
cmas59%Check
diving58%Check
CMAS swiss diving58%Check
swiss56%Check
Cave Diving48%Check
Diving Instructor48%Check
Tauchlehrer43%Check
Sponsoren40%Check
Shop39%Check
Besuchen39%Check
Show more keywords and terms

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