Codewars.com - SEO Checker

Sign up for free! PDF Export
Overview of the SEO Check
Meta information
62% 
Page quality
70% 
Page structure
79% 
Link structure
82% 
Server
94% 
External factors
100% 
SEO Score
Response time
0.51 s
File size
156.10 kB
Words
803
Media files
18
Number of links
57 internal / 21 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Codewars - Achieve mastery through coding practice and developer mentorship
The page title should be shorter than 580 pixels. It is 713 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
A coding practice website for all programming levels – Join a community of over 3 million developers and improve your coding skills in over 55 programming languages!
The meta description is too long: 1034 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.codewars.com/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Server location: United States of America
The language is not specified in the HTML markup.
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 character encoding is not specified in the HTTP header.
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
descriptionA coding practice website for all programming levels – Join a community of over 3 million developers and improve your coding skills in over 55 programming languages!
viewportwidth=device-width, initial-scale=1
google-site-verificationEMv3k6eCCUuSkbwJpGlLbtsBd_lCvmvDp1Ucsv0rIvM
generatorWebflow
keywordscodewars, code kata, kata, code gym, coding, code practice, ruby, javascript, coffeescript, web development, software development, dojo
twitter:cardsummary_large_image
twitter:site@codewars
twitter:titleCodewars - Achieve mastery through coding practice and developer mentorship
twitter:descriptionA coding practice website for all programming levels – Join a community of over 3 million developers and improve your coding skills in over 55 programming languages!
fb:admins652826666
fb:app_id110951985735625
og:titleCodewars - Achieve mastery through coding practice and developer mentorship
og:descriptionA coding practice website for all programming levels – Join a community of over 3 million developers and improve your coding skills in over 55 programming languages!
og:typewebsite
og:imagehttps://assets-global.website-files.com/62e3ee10882dc50bcae8d07a/634816d46fc4a32b2a583416_codewars-og-image.png
og:site_nameCodewars
charsetutf-8

Test up to 1.000 webpages of codewars.com with our free plan!

Try For Free
No trial. It's just free!

Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 803 words. That's ok.
34.6% of the text are stop words.
Words from the H1 heading are used in the page content.
15 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 13.69 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1" 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 16 tags for this page.
Image SEO
(Somewhat important)
15 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
...17f4153b301f_codewars-by-andela-dark.svgCodewars by Andela
...17f4153b301f_codewars-by-andela-dark.svgCodewars by Andela
...cea8c_orange-red-gradient-background.pngNo alt attribute provided
...3675d2ae160b2b9a350_next-challenge-3.pngNo alt attribute provided
...aining_on_Unique_In_Order___Codewars.jpgNo alt attribute provided
...8d07a/631b55799dd8830b7f6ba9e0_ranks.pngNo alt attribute provided
...a/6324a09154ef0a10c9ad4736_hex-globe.pngNo alt attribute provided
...6324a105aa71826bcf7594f4_create-kata.pngNo alt attribute provided
...d4d8a3a97159ac1ab6_XcDq5TCM_400x400.jpegNo alt attribute provided
...d07a/63252d07a9e5018b4070c256_molly.jpegNo alt attribute provided
...3123c027ef396_CW Blog post headings .pngIntroducing the EPIC Challenge 2024
...8f2befe3fd261297f878_pop art profile.pngNo alt attribute provided
...t headings THUMBNAIL (800 x 800 px).jpgNo alt attribute provided
...8f2befe3fd261297f878_pop art profile.pngNo alt attribute provided
...047e350759f04e1_Untitled design (58).pngNo alt attribute provided
...8f2befe3fd261297f878_pop art profile.pngNo alt attribute provided
...314870ae1_qualified-full-color-white.svgNo alt attribute provided
...6b1a176ea0525b6983_codewars-logomark.svgNo alt attribute provided

Page structure

H1 heading
(Critically important)
Achieve mastery through challenge
The H1 heading is perfect.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 Achieve mastery through challenge
H2 Sharpen your coding skills
H2 Get instant feedback
H2 Earn ranks and honor
H2 An engaged software development community
H2 Tap into the collective wisdom
H2 Create your own kata
H2 What can I use Codewars for?
H2 The latest
H3 Get new perspectives
H3 Learn new languages
H3 Compete with peers
H3 Build self-confidence
H3 Become a mentor
H3 Introducing the EPIC Challenge 2024
H3 What's new in Codewars: March highlights
H3 What's new in Codewars: February highlights
H6 codewars IS BUILT ON
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
2 links don't have an anchor text.
There are 1 links with a trivial anchor text.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are 21 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.codewars.com/IMG-ALT Codewars by Andela
https://www.codewars.com/kataSubdomain Kata library Complete challenging kata to earn honor and ranks
/users/leaderboardSubdomain Leaderboards Achieve honor and move up the leaderboards
https://docs.codewars.com/External Subdomain Docs Learn about all of the different aspects of Codewars
https://jobs.qualified.io/?utm...New window External Subdomain Career opportunities Find meaningful and exciting software development jobs
https://www.codewars.com/blogBlog Deepen your knowledge with resources and insights from the Codewars team
/partner-schoolsPartner schools Jumpstart your development career with one of our bootcamp partners
https://www.codewars.com/blogBlog
/partnershipsFor Educators
https://www.qualified.io/?utm_...New window External Subdomain For Companies
https://www.qualified.io/?utm_...New window External Subdomain Assessments & interviews Upgrade your recruiting process to find the most qualified candidates
https://jobs.qualified.io/post...New window External Subdomain Job postings Tap into our global developer talent community
/users/sign_inSubdomain Log in
https://www.codewars.com/joinSubdomain Join
https://www.codewars.com/Text duplicate IMG-ALT Codewars by Andela
https://www.codewars.com/kataSubdomain Text duplicate Kata library Complete challenging kata to earn honor and ranks
/users/leaderboardSubdomain Text duplicate Leaderboards Achieve honor and move up the leaderboards
https://docs.codewars.com/External Subdomain Text duplicate Docs Learn about all of the different aspects of Codewars
https://jobs.qualified.io/?utm...New window External Subdomain Text duplicate Career opportunities Find meaningful and exciting software development jobs
https://www.codewars.com/blogText duplicate Blog Deepen your knowledge with resources and insights from the Codewars team
/partner-schoolsText duplicate Partner schools Jumpstart your development career with one of our bootcamp partners
https://www.codewars.com/blogText duplicate Blog
/partnershipsText duplicate For Educators
https://www.qualified.io/?utm_...New window External Subdomain Text duplicate For Companies
https://www.qualified.io/?utm_...New window External Subdomain Text duplicate Assessments & interviews Upgrade your recruiting process to find the most qualified candidates
https://jobs.qualified.io/post...New window External Subdomain Text duplicate Job postings Tap into our global developer talent community
/users/sign_inSubdomain Text duplicate Log in
https://www.codewars.com/joinSubdomain Text duplicate Join
https://www.codewars.com/joinSubdomain Get Started
https://www.codewars.com/joinSubdomain Join the Dojo
https://twitter.com/mmelinesExternal @this_ahmed
/post/introducing-the-epic-cha...IMG-ALT Introducing the EPIC Challenge 2024
/blog-categories/competitionsCompetitions
/post/introducing-the-epic-cha...Introducing the EPIC Challenge 2024 🏆 Introducing The EPIC Challenge a two-part coding challenge in honor of Andela's 10-year anniversary.
/post/whats-new-in-codewars-ma...No Text
/blog-categories/codewarsProduct News
/post/whats-new-in-codewars-ma...What's new in Codewars: March highlights Welcome back to this month’s highlights from the Codewars engineering team!
/post/whats-new-in-codewars-fe...No Text
/blog-categories/codewarsText duplicate Product News
/post/whats-new-in-codewars-fe...What's new in Codewars: February highlights February was a short and sweet month, but that doesn’t mean we slowed down our production on Codewars.
https://www.qualified.io/?utm_...New window External Subdomain Learn more
https://www.codewars.com/kata/cNew window Subdomain C
/kata/csharpNew window Subdomain C#
https://www.codewars.com/kata/cppNew window Subdomain C++
/kata/dartNew window Subdomain Dart
https://www.codewars.com/kata/goNew window Subdomain Trivial anchor text
Go
/kata/haskellNew window Subdomain Haskell
/kata/javaNew window Subdomain Java
/kata/javascriptNew window Subdomain JavaScript
/kata/kotlinNew window Subdomain Kotlin
https://www.codewars.com/kata/luaNew window Subdomain Lua
https://www.codewars.com/kata/phpNew window Subdomain PHP
/kata/pythonNew window Subdomain Python
https://www.codewars.com/kata/rNew window Subdomain R
/kata/rubyNew window Subdomain Ruby
/kata/rustNew window Subdomain Rust
https://www.codewars.com/kata/sqlNew window Subdomain SQL
/kata/scalaNew window Subdomain Scala
/kata/solidityNew window Subdomain Solidity
/kata/swiftNew window Subdomain Swift
/kata/typescriptNew window Subdomain TypeScript
https://www.codewars.com/kataNew window Subdomain Kata Library
/users/leaderboardNew window Subdomain Leaderboard
https://docs.codewars.com/New window External Subdomain Docs
https://www.codewars.com/blogText duplicate Blog
/partner-schoolsPartner Schools
/partnershipsEducator Partnerships
https://www.qualified.io/?utm_...New window External Subdomain Skill Assessments
https://www.andela.com/?utm_so...New window External Subdomain Andela
https://www.qualified.io/?utm_...New window External Subdomain Qualified.io
https://dev.codewars.com/New window External Subdomain API
/about/privacyPrivacy Policy
/about/terms-of-serviceTerms of Service
https://www.codewars.com/aboutNew window Subdomain About
https://twitter.com/codewarsNew window External No Text
https://www.linkedin.com/compa...New window External Subdomain No Text
https://github.com/codewarsNew window External No Text
https://discord.gg/mSwJWRvkHANew window External No Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.codewars.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 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.
The file size of the HTML document is fine (156 kB).

HTTP Response Header

NameValue
dateFri, 10 May 2024 03:30:34 GMT
content-typetext/html
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-content-type-optionsnosniff
x-download-optionsnoopen
x-permitted-cross-domain-policiesnone
referrer-policystrict-origin-when-cross-origin
x-lambda-id69503b9d-beb7-489a-85a9-bd70c2160c59
age69140
x-served-bycache-iad-kiad7000141-IAD
x-cacheHIT
x-cache-hits1
x-timerS1715311835.719541,VS0,VE2
varyx-wf-forwarded-proto, Accept-Encoding
x-cluster-nameus-east-1-prod-hosting-red
cache-controlmax-age=0, private, must-revalidate
set-cookie125 Characters
x-request-id881e7ce3-504e-4427-8ddb-c3a43866c7b8
x-runtime0.164681
content-security-policyframe-ancestors 'self';
via1.1 google
cf-cache-statusDYNAMIC
report-to{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=wV3uTCQf2T5aIcfg6qdtoX2mHpytIaI2YsVykpOm56rAkZlk8jDSOO2M3V3nAlauV%2BHrj8gedT6eoK2%2F5XVzPsbASAYCz6CQ1a8C3c947GmQeG32XoEWUtLQ5NEoe03zoXU%3D"}],"group":"cf-nel","max_age":604800}
nel{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
servercloudflare
cf-ray8816d9f5efde5d5d-FRA
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 4,933 referring domains.
This page has 1,321,253 backlinks.
This page has backlinks from 3,272 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

# robotstxt.org/

User-agent: *
Disallow:
Disallow: /cgi-bin/
Sitemap: https://www.codewars.com/sitemap.xml

Similar sites

Search preview

www.codewars.com
Codewars - Achieve mastery through coding practice and developer me...
A coding practice website for all programming levels – Join a community of over 3 million developers and improve your coding skills in over 55 programming languages!

Most important keywords

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

KeywordResultRecheck
Codewars70%Check
Achieve62%Check
mastery62%Check
Achieve mastery62%Check
coding61%Check
coding practice60%Check
Challenge58%Check
practice56%Check
developer56%Check
coding skills55%Check
Show more keywords and terms

Test up to 1.000 webpages of codewars.com with our free plan!

Try For Free
No trial. It's just free!

Cookie Policy

We use cookies to make our site work and also for analytics and advertising purposes. You can enable or disable optional cookies as desired. See the following links for more information.

Contact | Privacy

We need these so the site can function properly

So we can better understand how visitors use our website

So we can serve you tailored ads and promotions