Trainer.tennis.de - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
69% 
Page structure
40% 
Link structure
70% 
Server
100% 
External factors
42% 
SEO Score
Response time
0.22 s
File size
97.30 kB
Words
468
Media files
28
Number of links
33 internal / 19 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Trainerportal - trainer - tennis.de
The length of the page title is perfect. (289 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://trainer.tennis.de/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de-de
Server location: United States of America
The following language is defined by HTML: de-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)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
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
viewportinitial-scale=1.0, width=device-width
apple-mobile-web-app-titleTrainer
application-nameTrainer
msapplication-TileColor#f46a49
msapplication-TileImagehttps://trainer.tennis.de/o/trainerPortal2020-theme/images/mstile-144x144.png?t=1624895418
msapplication-confighttps://trainer.tennis.de/o/trainerPortal2020-theme/images/browserconfig.xml?t=1624895418
theme-color#f46a49
langde-de
og:localede_DE
og:locale:alternatede_DE
og:site_nametrainer
og:titleTrainerportal - trainer - mybigpoint
og:typewebsite
og:urlhttps://trainer.tennis.de
content-typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
There are only 468 words on this page. Good pages should have about 800 words of useful content.
36.8% of the text are stop words.
The page contains a listing, which indicates a good text layout.
10 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 18 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "initial-scale=1.0, 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 9 tags for this page.
Image SEO
(Somewhat important)
13 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
...ge/company_logo?img_id=0&t=1771433306294No alt attribute provided
...ges/trainer-tennis-de-farbig-desktop.svgNo alt attribute provided
...al2020-theme/images/DTB_Logo_schwarz.svgDTB Logo
...b-0b71-b21a-a6bf2fc2a9b9?t=1614329723199No alt attribute provided
...1-b8c7-4d08-35ca28e2e821?t=1614329723268No alt attribute provided
...9-04e0-d794-55c1fc6f4f39?t=1628168265617No alt attribute provided
...4-f848-c55c-601e9b717a46?t=1764164441876No alt attribute provided
...0-bc8e-0ccf-fe705429b27b?t=1627561875533No alt attribute provided
...f-349d-5b26-d98e43de0919?t=1636991372979No alt attribute provided
...f-75a8-6b54-303ac46fbc1a?t=1761726882437No alt attribute provided
...b-f0bd-da93-b759ffa13d89?t=1670943880915No alt attribute provided
...article?img_id=104618623&t=1771455715511No alt attribute provided
...article?img_id=103642764&t=1771455715515No alt attribute provided
.../article?img_id=98387521&t=1771455715517No alt attribute provided
...8c86bfd2dc?t=1744283485451&download=trueResponsive Image
...730aae8160?t=1711461738244&download=trueResponsive Image
...766d8600de?t=1711461794329&download=trueResponsive Image
...7-042c-5cb5-f29d421a2239?t=1650974301421Icon Wissensdatenbank
...f-6c14-8cdb-a2bfe9b26d0f?t=1650974300470Icon Training verbessern
...f-ba3d-f3ad-79d712e356ac?t=1650974295921Icon Lizenzservicegebühr
...a-8183-ed25-0296b582ef95?t=1650974300914Icon Aus- und Fortbildungen
...0-c418-9e82-ba8d39268300?t=1650974297539Icon Lizenz
...9-b779-3e98-f62c935704d0?t=1650974298398Icon vielfältige Jobperspektiven
...3-631a-daba-95a8c4762d66?t=1625052541647DTB Logo
...4-0968-5a56-e9a6ceecdb79?t=1751445874021Generali DVAG
...c-94da-9cec-c0e7d235dbfb?t=1743096485907Blackroll
...6-3d9e-d2bc-5015b5629fc7?t=1743096766012Head
...c-128f-2906-4684f347af56?t=1627374095809Orthomol

Page structure

H1 heading
(Critically important)
Navigation
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 occur twice on the page.
There are 26 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Navigation
H1 Produkt-Administrationsmenü
H1 DTB Logo
H1 Navigation Duplicate text
H1 Trainerportal - trainer
H1 Herzlich Willkommen im Trainerportal des DTB
H1 Das Trainerportal auf einen Blick
H1 Trainer-Information abonnieren
H2 Trainer-Ausbildung im Padel
H2 Dein Portalzugang
H2 Tipps für Trainer
H2 Wissensdatenbank
H2 Verbessere dein Training
H2 Lizenzservicegebühr
H2 Überblick Aus- und Fortbildungen
H2 Downloads DTB-Lizenz und Badges Marke Trainer
H2 Wie du selbst Trainer:in werden kannst
H3 Kostenlose DTB Info-Webinare: Fast-Learning Konzept und zertifizierte Weiterbildungen
H3 DTB Fast-Learning Weiterbildung Frühjahr 2026 - flexibel im Self-Learning-Format!
H3 DTB Webinar: Steuern & Recht – Grundlagen für eine sichere Selbstständigkeit als Tennistrainer:in
H3 Hast du Fragen?
H3 Ein Projekt des
H3 Premium Partner
H3 Unternehmen
H3 Service
H3 In Verbindung bleiben
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
There are 19 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://trainer.tennis.de/Anchor Zum Inhalt springen
https://trainer.tennis.de/Subdomain mybigpoint
https://trainer.tennis.de/Subdomain A-TITLE Gehe zu trainer
https://www.dtb-tennis.de/New window External Subdomain A-TITLE DTB
https://www.dtb-tennis.de/New window External Subdomain Text duplicate DTB
https://spieler.tennis.de/grou...External Subdomain Spieler
https://mybigpoint.tennis.de/m...New window External Subdomain mybigpoint App
https://kinder.tennis.de/New window External Subdomain Kinder
https://trainer.tennis.de/Subdomain Trainer
https://vereine.tennis.de/External Subdomain Vereine
https://bundesliga.tennis.de/External Subdomain Bundesliga
https://reisen.tennis.de/New window External Subdomain Tennisreisen
/c/portal/login?p_l_id=109Subdomain Anmelden
/c/portal/login?p_l_id=109Nofollow Subdomain Text duplicate Anmelden
https://trainer.tennis.de/homeSubdomain Home
/itk-2025Subdomain ITK 2025
/dein-portalzugangSubdomain Dein Portalzugang
/tipps-für-trainerSubdomain Tipps für Trainer
/trainer-aus-/fortbildungSubdomain Trainer Aus-/Fortbildung
/ausbildungsstrukturSubdomain Aus- und Fortbildungsstruktur
/ausbildungenSubdomain Ausbildung
/fort-und-weiterbildungSubdomain Fort- und Weiterbildung
/trainer-werdenSubdomain Trainer werden
/lizenzgebührSubdomain Lizenzservicegebühr
https://trainer.tennis.de/linksSubdomain Links
https://trainer.tennis.de/newsSubdomain News
https://www.tennis.de/lernen/v...New window External Subdomain Kalender
/trainersupportSubdomain Trainersupport
/downloadsSubdomain Downloads
/home?p_p_id=com_liferay_asset...Subdomain Text duplicate News
/home/-/asset_publisher/trav/c...Subdomain Kostenlose DTB Info-Webinare: Fast-Learning Konzept und zertifizierte Weiterbildungen
/home?p_p_id=com_liferay_asset...Subdomain Text duplicate News
/home/-/asset_publisher/trav/c...Subdomain DTB Fast-Learning Weiterbildung Frühjahr 2026 - flexibel im Self-Learning-Format!
/home?p_p_id=com_liferay_asset...Subdomain Text duplicate News
/home/-/asset_publisher/trav/c...Subdomain DTB Webinar: Steuern & Recht – Grundlagen für eine sichere Selbstständigkeit als Tennistrainer:in
/padel-c-trainer-strukturNew window Subdomain mehr erfahren
/dein-portalzugangNew window Subdomain Text duplicate mehr erfahren
/tipps-für-trainerNew window Subdomain Text duplicate mehr erfahren
https://www.dtb-tennis.de/News...External Subdomain Information abonnieren
https://spieler.tennis.de/web/...External Subdomain Kontaktformular
https://www.tennis.de/dtbNew window External Subdomain IMG-ALT DTB Logo
https://www.tennis.de/dtb/verb...New window External Subdomain IMG-ALT Generali DVAG
https://blackroll.com/deExternal IMG-ALT Blackroll
https://www.head.com/de_DEExternal Subdomain IMG-ALT Head
https://www.orthomol.com/de-deExternal Subdomain IMG-ALT Orthomol
https://www.tennis.de/dtb/verb...New window External Subdomain Über uns
https://www.tennis.de/dtb/verb...New window External Subdomain Jobs
/web/trainer/agbNew window Subdomain AGB
/web/trainer/datenschutzNew window Subdomain Datenschutz
/web/trainer/impressumNew window Subdomain Impressum
https://trainer.tennis.de/faqNew window Subdomain FAQ
https://www.tennis.de/footer/n...New window External Subdomain Newsletter abonnieren

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://trainer.tennis.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 excellent with 0.22 seconds.
The file size of the HTML document is fine (97 kB).

HTTP Response Header

NameValue
x-content-type-optionsnosniff
x-xss-protection1
set-cookie79 Characters
content-encodinggzip
expiresThu, 01 Jan 1970 00:00:00 GMT
cache-controlprivate, no-cache, no-store, must-revalidate
pragmano-cache
liferay-portalLiferay Community Edition Portal
content-typetext/html;charset=UTF-8
dateWed, 18 Feb 2026 23:17:20 GMT
strict-transport-securitymax-age=16000000; includeSubDomains;
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 14 referring domains.
This page only has 24,073 backlinks.
This page only has few backlinks from 13 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-Agent: *
Disallow:
Sitemap: http://trainer.tennis.de:8080/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
Trainer72%Check
tennis64%Check
Trainerportal61%Check
Navigation59%Check
Du willst Trainer56%Check
DTB51%Check
Fast-Learning47%Check
Lizenz47%Check
Wissensdatenbank47%Check
Fast-Learning Konzept47%Check
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