Coddy.tech - SEO Checker

Overview of the SEO Check
Meta information
100% 
Page quality
83% 
Page structure
100% 
Link structure
25% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.34 s
File size
252.70 kB
Words
1548
Media files
232
Number of links
384 internal / 11 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Learn to Code Free Online - Python, JS & 15+ | Coddy.Tech
The length of the page title is perfect. (533 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Learn to code for free with Coddy.Tech - interactive lessons in Python, JavaScript, SQL, and 15+ languages. Join 5M+ learners building real coding skills.
The length of the meta description is perfect. (941 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://coddy.tech/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
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
robotsindex, follow, max-image-preview:large, max-snippet:-1
facebook-domain-verificationpdzkc8aufr6ehdydu7y4r6f7d3136i
descriptionLearn to code for free with Coddy.Tech - interactive lessons in Python, JavaScript, SQL, and 15+ languages. Join 5M+ learners building real coding skills.
googlenotranslate
langen
twitter:cardsummary_large_image
twitter:site@coddy_tech
twitter:creator@coddy_tech
twitter:titleLearn to Code Free Online - Python, JS & 15+ | Coddy.Tech
twitter:descriptionLearn to code for free with Coddy.Tech - interactive lessons in Python, JavaScript, SQL, and 15+ languages. Join 5M+ learners building real coding skills.
twitter:imagehttps://storage.googleapis.com/coddy-15505.appspot.com/public/coddy-logo-trans.png
twitter:image:altLearn to Code Free Online - Python, JS & 15+ | Coddy.Tech
twitter:domaincoddy.tech
twitter:urlhttps://coddy.tech
og:typewebsite
og:site_nameCoddy
og:urlhttps://coddy.tech
og:titleLearn to Code Free Online - Python, JS & 15+ | Coddy.Tech
og:descriptionLearn to code for free with Coddy.Tech - interactive lessons in Python, JavaScript, SQL, and 15+ languages. Join 5M+ learners building real coding skills.
og:imagehttps://storage.googleapis.com/coddy-15505.appspot.com/public/coddy-logo-trans.png
og:image:width1200
og:image:height630
og:image:altLearn to Code Free Online - Python, JS & 15+ | Coddy.Tech
og:localeen_US
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 1548 words. That's ok.
27.8% of the text are stop words.
Words from the H1 heading are used in the page content.
14 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 12.35 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" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 31 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)
This page is optimized perfectly for social networks.
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

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https://coddy.tech/icons/php.svgPHP
https://coddy.tech/icons/dart.svgDart
https://coddy.tech/icons/go.svgGolang
https://coddy.tech/icons/r.svgR
https://coddy.tech/icons/rust.svgRust
https://coddy.tech/icons/lua.svgLua
https://coddy.tech/icons/luau.svgLuau
https://coddy.tech/icons/ruby.svgRuby
https://coddy.tech/icons/swift.svgSwift
https://coddy.tech/icons/swiftui.svgSwiftUI
https://coddy.tech/icons/verilog.svgVerilog
https://coddy.tech/icons/solidity.svgSolidity
https://coddy.tech/icons/kotlin.svgKotlin
https://coddy.tech/icons/assembly.svgAssembly
https://coddy.tech/icons/prompts.svgAI Prompts
https://coddy.tech/icons/terminal.svgTerminal
https://coddy.tech/icons/excel.svgExcel
https://coddy.tech/icons/git.svgGit
https://coddy.tech/icons/docker.svgDocker
https://coddy.tech/icons/kubernetes.svgKubernetes
https://coddy.tech/icons/python.svgPython
https://coddy.tech/icons/js.svgJavaScript
https://coddy.tech/icons/typescript.svgTypeScript
https://coddy.tech/icons/react.svgReact
https://coddy.tech/icons/nextjs.svgNext.js
https://coddy.tech/icons/html.svgHTML
https://coddy.tech/icons/css.svgCSS
https://coddy.tech/icons/java.svgJava
https://coddy.tech/icons/cpp.svgC++
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https://coddy.tech/icons/c.svgC
https://coddy.tech/icons/csharp.svgC#
https://coddy.tech/icons/php.svgPHP
https://coddy.tech/icons/dart.svgDart
https://coddy.tech/icons/go.svgGolang
https://coddy.tech/icons/r.svgR
https://coddy.tech/icons/rust.svgRust
https://coddy.tech/icons/lua.svgLua
https://coddy.tech/icons/luau.svgLuau
https://coddy.tech/icons/ruby.svgRuby
https://coddy.tech/icons/swift.svgSwift
https://coddy.tech/icons/swiftui.svgSwiftUI
https://coddy.tech/icons/verilog.svgVerilog
https://coddy.tech/icons/solidity.svgSolidity
https://coddy.tech/icons/kotlin.svgKotlin
https://coddy.tech/icons/assembly.svgAssembly
https://coddy.tech/icons/prompts.svgAI Prompts
https://coddy.tech/icons/terminal.svgTerminal
https://coddy.tech/icons/excel.svgExcel
https://coddy.tech/icons/git.svgGit
https://coddy.tech/icons/docker.svgDocker
https://coddy.tech/icons/kubernetes.svgKubernetes
https://coddy.tech/icons/python.svgpython icon
https://coddy.tech/icons/terminal.svgterminal icon
https://coddy.tech/icons/git.svggit icon
https://coddy.tech/icons/sql-dark.svgsqlite icon
/icons/topic-data-structures.svgtopic Data Structures icon
https://coddy.tech/icons/topic-sorting.svgtopic Sorting icon
/icons/topic-clean-code.svgtopic Clean Code icon
/icons/certificate-white.svgcertificate icon
https://coddy.tech/icons/logo.svgCoddy
https://coddy.tech/icons/python.svgpython icon
/icons/mark-circle-success.svgVerified
https://coddy.tech/icons/linkedin-color.svgLinkedIn
/icons/bugsy-face-white.svgbugsy White icon
https://coddy.tech/icons/play.svgplay icon
/icons/test-case-success.svgtest Case Success icon
/icons/bottombar-collapse.svgbottombar Collapse icon
/icons/test-case-success.svgtest Case Success icon
/icons/test-case-success.svgtest Case Success icon
/icons/test-case-failure.svgtest Case Failure icon
https://coddy.tech/icons/fire-filled.svgfire Filled icon
https://coddy.tech/icons/left.svgleft icon
https://coddy.tech/icons/right.svgright icon
...s/products/product_double_or_nothing.svgproduct Double Or Nothing icon
https://coddy.tech/icons/fire-freeze.svgfire Freeze icon
https://coddy.tech/icons/app-store.svgApp Store icon
https://coddy.tech/icons/google-play.svgGoogle Play icon
https://coddy.tech/icons/python.svgPython
https://coddy.tech/icons/fire-filled.svgStreak
https://coddy.tech/icons/score.svgScore
/icons/energy/energy-full.svgEnergy
/icons/journey/hex-done-base.svgjourney Hex Done Base icon
/icons/journey/hex-done-shadow.svgjourney Hex Done Shadow icon
/icons/journey/hex-done-top.svgjourney Hex Done Top icon
/icons/journey/lesson-done.svgjourney Lesson Done icon
/icons/journey/path-right-done.svgjourney Path Right Done icon
/icons/journey/hex-done-base.svgjourney Hex Done Base icon
/icons/journey/hex-done-shadow.svgjourney Hex Done Shadow icon
/icons/journey/hex-done-top.svgjourney Hex Done Top icon
/icons/journey/lesson-done.svgjourney Lesson Done icon
/icons/journey/path-left-done.svgjourney Path Left Done icon
/icons/journey/hex-active-base.svgjourney Hex Active Base icon
/icons/journey/hex-active-shadow.svgjourney Hex Active Shadow icon
/icons/journey/hex-active-top.svgjourney Hex Active Top icon
/icons/journey/lesson-theory-challenge.svgjourney Lesson Theory Challenge icon
/icons/journey/path-right.svgjourney Path Right icon
/icons/journey/hex-locked-base.svgjourney Hex Locked Base icon
/icons/journey/hex-locked-shadow.svgjourney Hex Locked Shadow icon
/icons/journey/hex-locked-top.svgjourney Hex Locked Top icon
/icons/journey/lesson-theory-challenge.svgjourney Lesson Theory Challenge icon
/icons/journey/path-left.svgjourney Path Left icon
/icons/journey/hex-locked-base.svgjourney Hex Locked Base icon
/icons/journey/hex-locked-shadow.svgjourney Hex Locked Shadow icon
/icons/journey/hex-locked-top.svgjourney Hex Locked Top icon
/icons/journey/lesson-all.svgjourney Lesson All icon
/icons/sidebar/journey.svgJourney
/icons/sidebar/daily-challenges.svgGoals
/icons/sidebar/leaderboard.svgLeaderboard
/icons/sidebar/profile.svgProfile
https://coddy.tech/icons/star-yellow.svgStar
https://coddy.tech/icons/star-yellow.svgStar
https://coddy.tech/icons/star-yellow.svgStar
https://coddy.tech/icons/star-yellow.svgStar
https://coddy.tech/icons/star-yellow.svgStar
/icons/leaderboard/challenger.svgChallenger League
/icons/leaderboard/first.svgleaderboard First icon
...appspot.com/public/landing/avatar_1.jpegavatar 1 icon
https://coddy.tech/icons/fire-filled.svgfire Filled icon
/icons/leaderboard/second.svgleaderboard Second icon
...appspot.com/public/landing/avatar_2.jpegavatar 2 icon
https://coddy.tech/icons/fire-filled.svgfire Filled icon
/icons/leaderboard/third.svgleaderboard Third icon
...appspot.com/public/landing/avatar_3.jpegavatar 3 icon
https://coddy.tech/icons/fire-filled.svgfire Filled icon
...appspot.com/public/landing/avatar_4.jpegavatar 4 icon
/images/avatar_placeholder.pngavatar placeholder icon
https://coddy.tech/icons/fire-filled.svgfire Filled icon
/icons/leaderboard/arrow-up.svgleaderboard Arrow Up icon
/icons/leaderboard/arrow-up.svgleaderboard Arrow Up icon
/images/landing-lang-illustration.svgCoddy programming languages illustration
https://coddy.tech/icons/instagram.svgCoddy on Instagram
https://coddy.tech/icons/facebook.svgCoddy on Facebook
https://coddy.tech/icons/linkedin.svgCoddy on LinkedIn
https://coddy.tech/icons/tiktok.svgCoddy on TikTok
https://coddy.tech/icons/twitter.svgCoddy on X (Twitter)
https://coddy.tech/icons/bluesky.svgCoddy on Bluesky
https://coddy.tech/icons/github.svgCoddy on GitHub
https://coddy.tech/icons/youtube.svgCoddy on YouTube
https://coddy.tech/icons/app-store.svgApp Store icon
https://coddy.tech/icons/google-play.svgGoogle Play icon
/icons/open-in-new-tab.svgnew tab
/icons/open-in-new-tab.svgnew tab

Page structure

H1 heading
(Critically important)
Learn to code for free
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Learn to code for free
H2 Learn for a job, not just a language
H2 Browse the full catalog
H2 Earn a Certificate
H2 Learn by Doing
H2 Build Your Streak
H2 Code Anywhere
H2 You're Not Alone
H2 Every way to learn
H2 Frequently asked questions
H2 Learn to code with Coddy
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.
There are 2 links with a trivial anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 11 external links on this page.
LinkAttributesAnchor text
https://coddy.tech/Coddy
https://coddy.tech/landing/htmlHTML
IMG-ALT html icon
https://coddy.tech/docs/htmlOpen HTML docs
A-TITLE Open HTML docs
/playground/htmlTry HTML in the playground
A-TITLE Try HTML in the playground
/landing/javascriptJavaScript
IMG-ALT js icon
/docs/javascriptOpen JavaScript docs
A-TITLE Open JavaScript docs
/playground/javascriptTry JavaScript in the playground
A-TITLE Try JavaScript in the playground
https://coddy.tech/landing/pythonPython
IMG-ALT python icon
https://coddy.tech/docs/pythonOpen Python docs
A-TITLE Open Python docs
/playground/pythonTry Python in the playground
A-TITLE Try Python in the playground
https://coddy.tech/landing/cppC++
IMG-ALT cpp icon
https://coddy.tech/docs/cppOpen C++ docs
A-TITLE Open C++ docs
https://coddy.tech/playground/cppTry C++ in the playground
A-TITLE Try C++ in the playground
https://coddy.tech/landing/cC
IMG-ALT c icon
https://coddy.tech/docs/cOpen C docs
A-TITLE Open C docs
https://coddy.tech/playground/cTry C in the playground
A-TITLE Try C in the playground
https://coddy.tech/landing/sqlSQL
IMG-ALT sqlite icon
https://coddy.tech/docs/sqliteOpen SQL docs
A-TITLE Open SQL docs
https://coddy.tech/playground/sqlTry SQL in the playground
A-TITLE Try SQL in the playground
https://coddy.tech/landing/cssCSS
IMG-ALT css icon
https://coddy.tech/docs/cssOpen CSS docs
A-TITLE Open CSS docs
https://coddy.tech/landing/csharpC#
IMG-ALT csharp icon
https://coddy.tech/docs/csharpOpen C# docs
A-TITLE Open C# docs
/playground/csharpTry C# in the playground
A-TITLE Try C# in the playground
https://coddy.tech/landing/javaJava
IMG-ALT java icon
https://coddy.tech/docs/javaOpen Java docs
A-TITLE Open Java docs
/playground/javaTry Java in the playground
A-TITLE Try Java in the playground
https://coddy.tech/landing/goTrivial anchor text
GO
IMG-ALT go icon
https://coddy.tech/docs/goOpen GO docs
A-TITLE Open GO docs
/playground/golangTry GO in the playground
A-TITLE Try GO in the playground
https://coddy.tech/landing/phpPHP
IMG-ALT php icon
https://coddy.tech/docs/phpOpen PHP docs
A-TITLE Open PHP docs
https://coddy.tech/playground/phpTry PHP in the playground
A-TITLE Try PHP in the playground
https://coddy.tech/landing/rR
IMG-ALT r icon
https://coddy.tech/docs/rOpen R docs
A-TITLE Open R docs
https://coddy.tech/playground/rTry R in the playground
A-TITLE Try R in the playground
https://coddy.tech/landing/dartDart
IMG-ALT dart icon
/playground/dartTry Dart in the playground
A-TITLE Try Dart in the playground
https://coddy.tech/landing/rustRust
IMG-ALT rust icon
/playground/rustTry Rust in the playground
A-TITLE Try Rust in the playground
https://coddy.tech/landing/luaLua
IMG-ALT lua icon
https://coddy.tech/playground/luaTry Lua in the playground
A-TITLE Try Lua in the playground
https://coddy.tech/landing/rubyRuby
IMG-ALT ruby icon
/playground/rubyTry Ruby in the playground
A-TITLE Try Ruby in the playground
https://coddy.tech/landing/swiftSwift
IMG-ALT swift icon
/playground/swiftTry Swift in the playground
A-TITLE Try Swift in the playground
/landing/verilogVerilog
IMG-ALT verilog icon
https://coddy.tech/docs/verilogOpen Verilog docs
A-TITLE Open Verilog docs
/playground/verilogTry Verilog in the playground
A-TITLE Try Verilog in the playground
/landing/soliditySolidity
IMG-ALT solidity icon
/playground/solidityTry Solidity in the playground
A-TITLE Try Solidity in the playground
https://coddy.tech/landing/kotlinKotlin
IMG-ALT kotlin icon
/playground/kotlinTry Kotlin in the playground
A-TITLE Try Kotlin in the playground
/landing/assemblyAssembly
IMG-ALT assembly icon
/playground/assemblyTry Assembly in the playground
A-TITLE Try Assembly in the playground
https://coddy.tech/landing/reactReact
IMG-ALT react icon
https://coddy.tech/docs/reactOpen React docs
A-TITLE Open React docs
/playground/reactTry React in the playground
A-TITLE Try React in the playground
/landing/promptsAI Prompts
IMG-ALT prompts icon
https://coddy.tech/docs/promptsOpen AI Prompts docs
A-TITLE Open AI Prompts docs
/landing/terminalTerminal
IMG-ALT terminal icon
/playground/terminalTry Terminal in the playground
A-TITLE Try Terminal in the playground
https://coddy.tech/landing/excelExcel
IMG-ALT excel icon
https://coddy.tech/docs/excelOpen Excel docs
A-TITLE Open Excel docs
/playground/excelTry Excel in the playground
A-TITLE Try Excel in the playground
/landing/typescriptTypeScript
IMG-ALT typescript icon
/docs/typescriptOpen TypeScript docs
A-TITLE Open TypeScript docs
/playground/typescriptTry TypeScript in the playground
A-TITLE Try TypeScript in the playground
https://coddy.tech/landing/gitGit
IMG-ALT git icon
https://coddy.tech/playground/gitTry Git in the playground
A-TITLE Try Git in the playground
https://coddy.tech/landing/dockerDocker
IMG-ALT docker icon
/landing/kubernetesKubernetes
IMG-ALT kubernetes icon
https://coddy.tech/landing/luauLuau
IMG-ALT luau icon
/playground/luauTry Luau in the playground
A-TITLE Try Luau in the playground
/landing/roblox-scriptingRoblox
IMG-ALT roblox Scripting icon
https://coddy.tech/landing/nextjsNext.js
IMG-ALT nextjs icon
/landing/swiftuiSwiftUI
IMG-ALT swiftui icon
/playground/swiftuiTry SwiftUI in the playground
A-TITLE Try SwiftUI in the playground
https://coddy.tech/landingall courses
https://coddy.tech/CodingWrite and run real code in the browser, from your first line to a finished project.
https://coddy.tech/chessChessLearn the rules, tactics and openings, one interactive board at a time.
https://coddy.tech/mathMathBetaSolve equations move by move and draw graphs by hand, with every step checked on an interactive board.
https://coddy.tech/blogBlogTutorials, guides, and stories from the Coddy team.
A-TITLE Blog
https://coddy.tech/docsDocsReference documentation for every supported language.
A-TITLE Docs
/playground/pythonPlaygroundWrite and run code in the browser, no setup required.
A-TITLE Playground
https://coddy.tech/ai-tutorBugsy, the AI tutorReads your code and your error, explains, and hints. Never the answer.
A-TITLE Bugsy, the AI tutor
https://coddy.tech/toolsToolsFree utilities for developers - formatters, converters, and more.
A-TITLE Tools
https://coddy.tech/embedEmbed EditorAdd a free, runnable code editor to your own site with one iframe.
A-TITLE Embed Editor
https://coddy.tech/cheat-sheetsCheat SheetsQuick-reference tables for the languages and tools you use.
A-TITLE Cheat Sheets
https://coddy.tech/glossaryGlossaryPlain definitions of programming terms, each with a runnable example.
A-TITLE Glossary
https://coddy.tech/problemsInterview ProblemsCoding interview problems you can run in the browser, with hints.
A-TITLE Interview Problems
/interview-questionsInterview QuestionsQuestions with short answers, runnable code and output quizzes.
A-TITLE Interview Questions
https://coddy.tech/git-commandsGit CommandsEvery Git command you reach for, with syntax, flags, and examples.
A-TITLE Git Commands
https://coddy.tech/visualizeVisualizationsWatch algorithms and data structures run step by step.
A-TITLE Visualizations
https://coddy.tech/certificationsCertificationsEarn shareable certificates by completing courses.
A-TITLE Certifications
https://coddy.tech/aboutAboutLearn what Coddy is and the team behind it.
A-TITLE About
https://coddy.tech/contactContactGet in touch with support, partnerships, or press.
A-TITLE Contact
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