Ahr-sudoku.de - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
13% 
Page structure
60% 
Link structure
75% 
Server
45% 
External factors
87% 
SEO Score
Response time
0.14 s
File size
6.80 kB
Words
231
Media files
3
Number of links
14 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
AHR Sudoku - Sudoku Software der Extraklasse
There are word repetitions in the page title.
The length of the page title is perfect. (435 pixels out of 580 max pixel length)
Meta description
(Critically important)
Freeware Sudoku Trainer. Die AHR Sudoku Software ist ein R�tselgenerator, -l�ser und -bewerter mit Druck- und Hilfefunktionen, die der menschlichen Logik nachempfunden sind.
The meta description is too long: 1140 pixels from max. 1000 pixels. Optimize description
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 HTTP-Equiv meta tag: 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 markup is not in the first line of your HTML document. There must be no white spaces before the doctype markup.
The doctype XHTML 1.0 Transitional is set correctly.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
keywordsSudoku, AHR Sudoku, Sudoku Software, Sudoku Trainer
descriptionFreeware Sudoku Trainer. Die AHR Sudoku Software ist ein R�tselgenerator, -l�ser und -bewerter mit Druck- und Hilfefunktionen, die der menschlichen Logik nachempfunden sind.
AuthorAndreas R�hl
CreaterAndreas R�hl
robotsindex, follow
Content-Typetext/html; charset=UTF-8
Languagede

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Page quality

Content
(Critically important)
There are only 231 words on this page. Use at least 250 words to provide useful information.
Some words from the page title are not used within the pages content
35.5% of the text are stop words.
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
4 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 17.18 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No 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 6 tags for this page.
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)
At least one javascript file was found, which is not integrated via HTTPS.
This website uses HTTPS to protect privacy and integrity of the exchanged data.

Media list

URLAlt attributeTitle
/images/ahr_sudoku_logo_20.pngNo alt attribute provided
/images/screenshot_v40k.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
AHR Sudoku
Too many H1 headings
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.

Heading structure

Heading levelContent
H1 AHR Sudoku
H1 AHR Sudoku 4.1
H2 Sudoku Trainer
H2 AHR Sudoku Duplicate text
H2 AHR Software
H2 AHR Sudoku Software Beschreibung
The number of internal links is ok.
Every linktext is unique.
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
https://ahr-sudoku.de/Startseite
A-TITLE Startseite
/functions.phpFunktionen
A-TITLE Funktionsübersicht
/screenshots.phpScreenshots
A-TITLE So sieht es aus
/download.phpDownload
A-TITLE AHR Sudoku herunterladen
https://ahr-sudoku.de/changes.phpÄnderungen
A-TITLE Historie der Versionen
/register.phpRegistrieren
A-TITLE Registierschlüssel anfordern
https://ahr-sudoku.de/donate.phpSpenden
A-TITLE Vollversion erwerben
https://ahr-sudoku.de/rules.phpRegeln / Begriffe
A-TITLE Sudoku Regeln und Begriffe
/solving.phpSubdomain Lösungstechniken
A-TITLE Wie man Sudoku's löst
/riddledb.phpRätseldatenbank
A-TITLE Online Rätseldatenbank
https://ahr-sudoku.de/online.phpOnline Spielen
A-TITLE Online Spielen
https://ahr-sudoku.de/faq.phpHilfe / FAQ
A-TITLE Hilfe / FAQ
https://ahr-sudoku.de/contact.phpKontakt
/impressum.phpImpressum

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://ahr-sudoku.de/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
The web server version is sent within the HTTP header.
The X-powered header is sent within the response header. (unnecessary)
Performance
(Somewhat important)
The page response time is excellent with 0.14 seconds.
The file size of the HTML document is fine (7 kB).

HTTP Response Header

NameValue
dateSun, 10 Nov 2024 21:42:17 GMT
serverApache/2.4.62 (Unix)
x-powered-byPHP/8.1.30
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/2

External factors

This page is very well linked from other websites.
This page has backlinks from 29 referring domains.
This page has 664 backlinks.
This page has backlinks from 28 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /cgi-bin/
Disallow: /images/
Disallow: /service/
Disallow: /includes/
Disallow: /bin/
Disallow: /de/
Disallow: /admin.php
Disallow: /donate.php
Disallow: /donation.php
Disallow: /info.php

Similar sites

Search preview

ahr-sudoku.de
AHR Sudoku - Sudoku Software der Extraklasse
Freeware Sudoku Trainer. Die AHR Sudoku Software ist ein R�tselgenerator, -l�ser und -bewerter mit Druck- und Hilfefunktionen, die der menschlichen Logik nachempfunden sind.

Most important keywords

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

KeywordResultRecheck
Sudoku88%Check
AHR88%Check
AHR Sudoku85%Check
AHR Sudoku Software78%Check
Sudoku Software77%Check
AHR Software77%Check
Sudoku Trainer67%Check
Software66%Check
Sudoku Rätsel60%Check
Trainer50%Check
Show more keywords and terms

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