Shredderchess.com - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
73% 
Page structure
71% 
Link structure
82% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.28 s
File size
79.80 kB
Words
734
Media files
31
Number of links
46 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The Computer Chess World Champion - Shredder Chess
The length of the page title is perfect. (512 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Get the best chess software, 19 times World Computer Chess Champion. Play, learn and improve.
The length of the meta description is perfect. (606 pixels out of 1000 max pixel length)
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: en
Language defined in HTML: en-gb
Server location: United States of America
The following language is defined by HTML: en-gb
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
viewportwidth=device-width, initial-scale=1.0
descriptionGet the best chess software, 19 times World Computer Chess Champion. Play, learn and improve.
generatorJoomla! - Open Source Content Management
langen-gb
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
Only 2 paragraph/s was/were found on this page.
This page contains 734 words. That's ok.
33.4% 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.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 17.43 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1.0" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 15 tags for this page.
Image SEO
(Somewhat important)
5 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
...plates/rt_akuatik/custom/images/logo.pngNo alt attribute provided
/images/IMG_6615_header_sw.jpgShredder Computer Chess
...ildschirmfoto 2020-02-18 um 20.07.42.pngNo alt attribute provided
...ildschirmfoto 2020-02-18 um 20.12.23.pngNo alt attribute provided
...ildschirmfoto 2020-02-18 um 20.15.46.pngNo alt attribute provided
...ildschirmfoto 2020-02-18 um 20.17.36.pngNo alt attribute provided
/images/content/empty.png
/images/content/empty.png
/images/content/empty.png"Congrats on a genius programming feat."
/images/content/empty.png"Your software has always been...
/images/content/empty.png"Thank you for your great product and...
/images/content/empty.png"Thank you for a nice program."
/images/content/empty.png"Please keep up the wonderful work on...
/images/content/empty.png"Thanks once again for this great gift...
/images/content/empty.png"Thanks for a great chess program."
/images/content/empty.png"I've been your faithful customer...
/images/content/empty.png"I would recommend your program to...
/images/content/empty.png"As far as I can tell Shredder has the...
/images/content/empty.png"The Shredder chess program really is...
/images/content/empty.png"Thank you for a great product."
/images/content/empty.png"Shredder is a great chess program."
/images/content/empty.png"Your customer service is excellent!"
/images/content/empty.png"Thank you for a very good support...
/images/content/empty.png"Shredder is an astonishing piece of...
/images/content/empty.png"You also have the best customer...
/images/content/empty.png"Keep up the good work! Thanks a...
/images/content/empty.png"A gold mine for the chess enthusiast."
/images/content/empty.png"I would like to thank you for a...
/images/content/empty.png"Congratulation for your customer...
/images/content/empty.png"Absolutely first rate customer...
/images/content/empty.png"I wish more helplines and customers...

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.
There are 29 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H2 "Your site and support is wonderful!. It worked immediately. Thank you very much."
H2 "This program is such a pleasure to work with and I thank you for continued development."
H2 "Congrats on a genius programming feat."
H2 "Your software has always been excellent as far as I can tell, as well as your customer service being excellent."
H2 "Thank you for your great product and great support!"
H2 "Thank you for a nice program."
H2 "Please keep up the wonderful work on Shredder. The engine has truly a wonderful playing style and great strength."
H2 "Thanks once again for this great gift to us chess lovers."
H2 "Thanks for a great chess program."
H2 "I've been your faithful customer since the release of Shredder 4 and I'm not sorry a bit."
H2 "I would recommend your program to anyone."
H2 "As far as I can tell Shredder has the best quality software of any chess software I have used."
H2 "The Shredder chess program really is fantastic and great."
H2 "Thank you for a great product."
H2 "Shredder is a great chess program."
H2 "Your customer service is excellent!"
H2 "Thank you for a very good support when I have had problems."
H2 "Shredder is an astonishing piece of software, I love it!"
H2 "You also have the best customer service I have experienced."
H2 "Keep up the good work! Thanks a million!"
H2 "A gold mine for the chess enthusiast."
H2 "I would like to thank you for a splendid chessprogram."
H2 "Congratulation for your customer support."
H2 "Absolutely first rate customer service."
H2 "I wish more helplines and customers service lines were as helpful and friendly as yours."
H6 Services
H6 Resources
H6 Support
H6 Info
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.
4 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.shredderchess.com/No Text
https://www.shredderchess.com/Home
/windows/deep-shredder-13.htmlShredder 13 Series
/windows/chess-tutor.htmlChess Tutor
/mac/deep-shredder-13.htmlText duplicate Shredder 13 Series
/linux/deep-shredder-13.htmlText duplicate Shredder 13 Series
/mobile/shredder-chess-iphone....Shredder for iPhone
/mobile/shredder-chess-ipad.htmlShredder for iPad
/mobile/shredder-chess-android...Shredder for Android
/online/play-chess-online.htmlPlay vs. Shredder
/online/daily-chess-puzzle.htmlPuzzle of the Day
/online/opening-database.htmlOpening Database
/online/endgame-database.htmlEndgame Database
/online/play-chess-online-with...Play Chess Online
https://www.shredderchess.com/de/DE
https://www.shredderchess.com/Subdomain EN
/windows/deep-shredder-13.htmlWindows
/windows/deep-shredder-13.htmlShredder for Windows
/mac/deep-shredder-13.htmlMac
/mac/deep-shredder-13.htmlShredder for Mac
/linux/deep-shredder-13.htmlLinux
/linux/deep-shredder-13.htmlShredder for Linux
/mobile/shredder-chess-iphone....iPhone
/mobile/shredder-chess-iphone....Shredder Chess iPhone
/mobile/shredder-chess-ipad.htmliPad
/mobile/shredder-chess-ipad.htmlShredder Chess iPad
/mobile/shredder-chess-android...Android
/mobile/shredder-chess-android...Shredder Chess Android
/online/play-chess-online.htmlNo Text
/online/play-chess-online.htmlText duplicate Play vs. Shredder
/online/daily-chess-puzzle.htmlNo Text
/online/daily-chess-puzzle.htmlText duplicate Puzzle of the Day
/online/opening-database.htmlNo Text
/online/opening-database.htmlText duplicate Opening Database
/online/endgame-database.htmlNo Text
/online/endgame-database.htmlText duplicate Endgame Database
https://twitter.com/shredderch...External Follow @shredderchess
https://www.shredderchess.net/External Subdomain shredderchess.net
A-TITLE shredderchess.net
/chess-news.htmlNews
A-TITLE News
/chess-features.htmlArticles
A-TITLE Articles
/download.htmlDownload
A-TITLE Download
/faq.htmlFAQ
A-TITLE FAQ
/privacy-policy.htmlPrivacy Policy
A-TITLE Privacy Policy
/about.htmlAbout
A-TITLE About
https://www.shredderchess.com/Subdomain shredderchess.com
/?rCH=2Subdomain Ok
/privacy-policy.htmlMore information
/about.htmlImprint

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.shredderchess.com/"
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 is excellent with 0.28 seconds.
The file size of the HTML document is fine (80 kB).

HTTP Response Header

NameValue
servernginx
dateFri, 31 May 2024 05:37:48 GMT
content-typetext/html; charset=utf-8
varyAccept-Encoding
expiresWed, 17 Aug 2005 00:00:00 GMT
cache-controlno-store, no-cache, must-revalidate, post-check=0, pre-check=0
pragmano-cache
set-cookie77 Characters
x-content-type-optionsnosniff
last-modifiedFri, 31 May 2024 05:37:48 GMT
x-cache-statusMISS
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This website has excellent links from other websites.
This page has backlinks from 2,763 referring domains.
This page has 4,673,362 backlinks.
This page has backlinks from 1,429 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# If the Joomla site is installed within a folder
# eg www.example.com/joomla/ then the robots.txt file
# MUST be moved to the site root
# eg www.example.com/robots.txt
# AND the joomla folder name MUST be prefixed to all of the
# paths.
# eg the Disallow rule for the /administrator/ folder MUST
# be changed to read
# Disallow: /joomla/administrator/
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/orig.html
#
# For syntax checking, see:
# http://tool.motoricerca.info/robots-checker.phtml

User-agent: *
Disallow: /administrator/
Disallow: /bin/
Disallow: /cache/
Disallow: /cli/
Disallow: /components/
Disallow: /includes/
Disallow: /installation/
Disallow: /language/
Disallow: /layouts/
Disallow: /libraries/
Disallow: /logs/
Disallow: /modules/
Disallow: /plugins/
Disallow: /tmp/

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Search preview

www.shredderchess.com
The Computer Chess World Champion - Shredder Chess
Get the best chess software, 19 times World Computer Chess Champion. Play, learn and improve.

Most important keywords

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

KeywordResultRecheck
Chess84%Check
Shredder chess78%Check
Computer Chess76%Check
Shredder71%Check
computer chess world71%Check
chess world champion71%Check
Best Chess70%Check
chess software70%Check
computer chess world champion69%Check
Get Shredder Chess68%Check
Show more keywords and terms

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