Flettner-rotor.de - SEO Checker

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Overview of the SEO Check
Meta information
58% 
Page quality
80% 
Page structure
48% 
Link structure
46% 
Server
88% 
External factors
63% 
SEO Score
Response time
0.51 s
File size
38.90 kB
Words
696
Media files
5
Number of links
87 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Der Flettner Rotor – …und die Weiterentwicklung dieser genialen Erfindung zum hocheffizienten Windantrieb
The page title should be shorter than 580 pixels. It is 974 pixels long. Optimize title
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://flettner-rotor.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)
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
robotsmax-image-preview:large
generatorWordPress 6.6.2
langde-de
charsetUTF-8

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Page quality

Content
(Critically important)
This page contains 696 words. That's ok.
40.7% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
5 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 22.42 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 5 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 14 tags for this page.
Image SEO
(Somewhat important)
3 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

URLAlt attributeTitle
.../2020/02/cropped-960x200_header_02-1.pngDer Flettner Rotor
...loads/2011/09/Anton_Flettner-150x150.jpgAnton FlettnerAnton_Flettner
...nt/uploads/2011/09/buckau-17-300x218.jpgNo alt attribute providedRotorschiff Buckau
...09/abb_3_windkanalaufnahmen1-293x300.jpgNo alt attribute providedwindkanalaufnahmen
...ent/uploads/2011/09/P0002928-300x199.pngNo alt attribute providedDie Mission Impossible

Page structure

H1 heading
(Critically important)
Der Flettner Rotor
Too many H1 headings
The H1 heading is too short (18 characters). It should be at least 20 Characters long.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 Der Flettner Rotor
H1 Home
H3 Kategorien
H3 Archive
H3 Schlagwörter
H3 Neue Kommentare
H3 Impressum & Recht
H3 Besucher auf der Seite
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 no external links on this page.

Found links on this page

LinkAttributesAnchor text
http://flettner-rotor.de/Anchor Skip to content
http://flettner-rotor.de/Der Flettner Rotor
A-TITLE Der Flettner Rotor
http://flettner-rotor.de/Home
/aktuelles/Aktuelles
/geschichte/Geschichte
/geschichte/buckau/Buckau
/geschichte/barbara/Barbara
/physikalisches/Physikalisches
/physikalisches/bernoulli-effekt/Bernoulli-Effekt
/physikalisches/magnus-effekt/Magnus-Effekt
/physikalisches/windkanalversu...Windkanalversuche
/physikalisches/windkanalversu...Tabellen
/physikalisches/rotorabmessungen/Rotorabmessungen
/physikalisches/paradoxon/Paradoxon
/physikalisches/druckmessungen...Strömungs Druckmessung
/physikalisches/gegenwirkung-d...Gegenwirkung des Bootskörpers
/physikalisches/geschwindigkei...Geschwindigkeitshemmende Widerstände
http://flettner-rotor.de/segeln/Segeln
/segeln/aerodynamik-am-segel/Aerodynamik am Segel
/berechnungen/Berechnungen
/stabilitat/Stabilität
/rotor-yacht/Rotor Yacht
/rotor-yacht/standard-rotor/Standard Rotor
/rotor-yacht/teleskop-rotor/Teleskop Rotor
/rotor-yacht/reffbarer-rotor/Reffbarer Rotor
/linktausch/Linktausch
http://flettner-rotor.de/account/Account
/account/login/Login
/account/registrierung/Registrierung
/account/einstellungen/Einstellungen
/account/profil/Profil
/account/aktivitaten/Aktivitäten
/account/freunde/Freunde
/account/freundschaftsanfragen/Freundschaftsanfragen
/account/inbox/Postfach
/account/verzeichnis/Verzeichnis
http://flettner-rotor.de/Text duplicate Home
/aktuelles/Text duplicate Aktuelles
/geschichte/Text duplicate Geschichte
/geschichte/buckau/Text duplicate Buckau
/geschichte/barbara/Text duplicate Barbara
/physikalisches/Text duplicate Physikalisches
/physikalisches/bernoulli-effekt/Text duplicate Bernoulli-Effekt
/physikalisches/magnus-effekt/Text duplicate Magnus-Effekt
/physikalisches/windkanalversu...Text duplicate Windkanalversuche
/physikalisches/windkanalversu...Text duplicate Tabellen
/physikalisches/rotorabmessungen/Text duplicate Rotorabmessungen
/physikalisches/paradoxon/Text duplicate Paradoxon
/physikalisches/druckmessungen...Text duplicate Strömungs Druckmessung
/physikalisches/gegenwirkung-d...Text duplicate Gegenwirkung des Bootskörpers
/physikalisches/geschwindigkei...Text duplicate Geschwindigkeitshemmende Widerstände
http://flettner-rotor.de/segeln/Text duplicate Segeln
/segeln/aerodynamik-am-segel/Text duplicate Aerodynamik am Segel
/berechnungen/Text duplicate Berechnungen
/stabilitat/Text duplicate Stabilität
/rotor-yacht/Text duplicate Rotor Yacht
/rotor-yacht/standard-rotor/Text duplicate Standard Rotor
/rotor-yacht/teleskop-rotor/Text duplicate Teleskop Rotor
/rotor-yacht/reffbarer-rotor/Text duplicate Reffbarer Rotor
/linktausch/Text duplicate Linktausch
http://flettner-rotor.de/account/Text duplicate Account
/account/login/Text duplicate Login
/account/registrierung/Text duplicate Registrierung
/account/einstellungen/Text duplicate Einstellungen
/account/profil/Text duplicate Profil
/account/aktivitaten/Text duplicate Aktivitäten
/account/freunde/Text duplicate Freunde
/account/freundschaftsanfragen/Text duplicate Freundschaftsanfragen
/account/inbox/Text duplicate Postfach
/account/verzeichnis/Text duplicate Verzeichnis
/wp-content/uploads/2011/09/An...IMG-ALT Anton Flettner
/tag/aktuelles/Text duplicate Aktuelles
/tag/anton-flettner/Text duplicate Anton Flettner
/tag/drehflugelflugzeug/Drehflügelflugzeug
/tag/e-ship-1/E-Ship 1
/tag/flettner-rotor/Flettner-Rotor
/tag/flettner-ruder/Flettner Ruder
/tag/rotorantrieb/Rotorantrieb
/tag/rotorschiff/Rotorschiff
/tag/tragschrauber/Tragschrauber
http://flettner-rotor.de/2012/02/« Feb
/impressum/Impressum
/datenschutz/Datenschutz
/widerrufrecht/Widerrufrecht
/haftungsausschluss-disclaimer/Haftungsausschluss – Disclaimer
/cookie-richtlinie-eu/Cookie-Richtlinie (EU)
http://flettner-rotor.de/Text duplicate Der Flettner Rotor
A-TITLE Der Flettner Rotor

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.51 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 4 CSS files. This may affect the page load time negatively.
This page loads 5 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (39 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
transfer-encodingchunked
connectionkeep-alive
keep-alivetimeout=15
dateThu, 10 Oct 2024 05:00:45 GMT
serverApache
link<http://flettner-rotor.de/wp-json/>; rel="https://api.w.org/", <http://flettner-rotor.de/wp-json/wp/v2/pages/308>; rel="alternate"; title="JSON"; type="application/json", <http://flettner-rotor.de/>; rel=shortlink
content-encodinggzip
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 21 referring domains.
This page only has 1,292 backlinks.
This page only has few backlinks from 19 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: http://flettner-rotor.de/wp-sitemap.xml

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
Flettner79%Check
Rotor79%Check
FLETTNER ROTOR79%Check
Anton Flettner60%Check
Flettner Rotor …und56%Check
weit46%Check
genialen Erfindung46%Check
hocheffizienten Windantrieb46%Check
genialen45%Check
Weiterentwicklung45%Check
Show more keywords and terms

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