Public Audit Report

studio.code.org

https://studio.code.org/users/sign_in
Scanned on May 2, 2026
45
Overall
F
49
SEO
45/91 passed
45
AEO
23/51 passed
38
GEO
22/58 passed
90
Passed
110
Failed
200
Total Checks
Poor
Rating

Quick Wins — Top 5 Issues to Fix

SEO — 49/100 (46 issues)

Failed Checks (46)

  • ✗Title length: 8 characters (too short, aim for 30-60)meta
  • ✗Missing meta descriptionmeta
  • ✗No theme-color meta tag — improves mobile browser appearancemeta
  • ✗No H1 tag foundcontent
  • ✗1 H2 tag found (add more for structure)content
  • ✗Heading hierarchy has gaps (e.g. H1 to H3 without H2)content
  • ✗5 of 11 images missing ALT text (55% have it)content
  • ✗7 images missing width/height — causes layout shift (CLS)content
  • ✗10 images could use loading="lazy" for better performancecontent
  • ✗5 of 11 images use legacy formats (JPG/PNG/GIF) — convert to WebP/AVIF for 25-50% smaller filescontent
  • ✗1 non-descriptive link text(s) found ("learn more"...) — use descriptive anchor text for SEOcontent
  • ✗Missing og:url — social platforms may use wrong URLsocial
  • ✗Missing og:type — defaults to "website"social
  • ✗Missing og:site_name — helps brand recognition in sharessocial
  • ✗Missing twitter:card meta tagsocial
  • ✗Missing twitter:titlesocial
  • ✗Missing twitter:descriptionsocial
  • ✗Missing twitter:imagesocial
  • ✗Missing canonical tag — risk of duplicate contenttechnical
  • ✗No favicon detectedtechnical
  • ✗No apple-touch-icon — iOS home screen will lack custom icontechnical
  • ✗URL uses underscores — Google recommends hyphens insteadtechnical
  • ✗No hreflang tags — add if targeting multiple languagestechnical
  • ✗Text-to-HTML ratio: 3.8% — too code-heavy, add more contenttechnical
  • ✗Inline JS: 68.2 KB — too much, use external scriptsperformance
  • ✗14 render-blocking scripts — add defer or async attributeperformance
  • ✗No font preload/preconnect — add for faster renderingperformance
  • ✗No author byline — add "By [Name]" for E-E-A-T trusttrust
  • ✗No JSON-LD structured data foundschema
  • ✗1 HTTP resource(s) on HTTPS page — security risktechnical
  • ✗Viewport missing width=device-width — not properly responsivemeta
  • ✗robots.txt does not reference Sitemap — add Sitemap: URLtechnical
  • ✗No /sitemap.xml found — create one for better crawlingtechnical
  • ✗URL lacks title keywords — use a descriptive URL slugtechnical
  • ✗No Web App Manifest — add for installability and modern web signalstechnical
  • ✗No dns-prefetch or preconnect hints — add for faster third-party loadingperformance
  • ✗0% sentences use transition words — aim for 20%+content
  • ✗Only 0% responsive images — add srcset for mobilecontent
  • ✗No max-image-preview:large — add to robots meta for Google Discovermeta
  • ✗Missing X-Frame-Options — clickjacking risksecurity
  • ✗No Permissions-Policy — restrict camera/mic/geo accesssecurity
  • ✗11 render-blocking script(s) in head — add defer or asyncperformance
  • ✗1 form input(s) without labels — bad for accessibility and screen readersaccessibility
  • ✗2 duplicate ID(s) found: "support" (3x), "report-bug" (2x) — must be unique per HTML specaccessibility
  • ✗No RSS/Atom feed in <head> — add for content discovery by aggregators and AItechnical
  • ✗No IndexNow integration — add for instant Bing/Yandex indexing on content changestechnical

Passed Checks (45)

  • ✓Title tag found: "Code.org"meta
  • ✓Viewport meta tag found (mobile-friendly)meta
  • ✓UTF-8 charset declaredmeta
  • ✓Language attribute set on HTML tagmeta
  • ✓No meta refresh redirect (good)meta
  • ✓No robots meta tag (default: index, follow)meta
  • ✓551 words on page (good content depth)content
  • ✓Readability: 58 (moderate — aim for 60+)content
  • ✓11% long sentences (>20 words) — good readabilitycontent
  • ✓8 internal links foundcontent
  • ✓49 external links foundcontent
  • ✓No empty href attributes foundcontent
  • ✓Open Graph title foundsocial
  • ✓Open Graph description foundsocial
  • ✓Open Graph image foundsocial
  • ✓HTTPS enabledtechnical
  • ✓Compression: gziptechnical
  • ✓URL length: 37 chars (good)technical
  • ✓URL is lowercase (good)technical
  • ✓No deprecated HTML tags foundtechnical
  • ✓Inline CSS: 0.0 KB (acceptable)performance
  • ✓Cache-Control: max-age=0, private, must-revalidateperformance
  • ✓HSTS header present — enforces HTTPSsecurity
  • ✓X-Content-Type-Options: nosniffsecurity
  • ✓Content-Security-Policy header presentsecurity
  • ✓About page link found — builds trust and E-E-A-Ttrust
  • ✓Contact page/email link foundtrust
  • ✓Privacy Policy link foundtrust
  • ✓Terms of Service link foundtrust
  • ✓<!DOCTYPE html> declaredtechnical
  • ✓robots.txt found and allows crawlingtechnical
  • ✓No AI crawlers blocked in robots.txt — AI search and training can access contenttechnical
  • ✓All 5 checked internal links are workingcontent
  • ✓11% nofollow links (6/57) — good link equity flowcontent
  • ✓OG image uses absolute URL (correct)social
  • ✓All 5 target="_blank" links have rel="noopener"security
  • ✓3 first-person pronouns — some experience showncontent
  • ✓Referrer-Policy: strict-origin-when-cross-originsecurity
  • ✓Viewport allows zoom (good for accessibility)accessibility
  • ✓58 links on page (within limit)content
  • ✓DOM size: ~356 elements (good)performance
  • ✓No snippet blocking detected (good — content is fully accessible)technical
  • ✓1 third-party script domain(s) (acceptable)performance
  • ✓ARIA landmarks present: main, skip-linkaccessibility
  • ✓No iframes on pagesecurity
AEO — 45/100 (28 issues)

Failed Checks (28)

  • ✗No structured data — AI systems struggle to categorize your pagediscoverability
  • ✗Only 0 content sections — segment your content betterdiscoverability
  • ✗Missing meta description or og:description — unclear topic for AIdiscoverability
  • ✗No definition lists (<dl>) — great for term/value pairsdiscoverability
  • ✗No code blocks — add <code>/<pre> for technical contentdiscoverability
  • ✗No FAQ section found — add Q&A content for AI citationstructure
  • ✗Few or no lists — add bullet/numbered lists for better AI parsingstructure
  • ✗No data tables — tables help AI compare and cite datastructure
  • ✗No concise answer paragraphs detected — add short summaries after headingsstructure
  • ✗Few key-value patterns — use "**Label:** value" format for AIstructure
  • ✗No author information — AI values attributed contentcitation
  • ✗No date information — AI prefers fresh, dated contentcitation
  • ✗No Organization schema — AI may not recognize your brandcitation
  • ✗No source citations — reference studies and data for authoritycitation
  • ✗Only 0 concise answer paragraph(s) after headings — add 2+ short summaries (40-200 chars) right after H2/H3 tagscitation
  • ✗No Speakable schema — add for voice assistant optimizationvoice
  • ✗No SearchAction schema — add for enhanced search presencevoice
  • ✗No summary section — add Key Takeaways for AI extractionvoice
  • ✗Few Q&A blocks — add question headings followed by answer paragraphsvoice
  • ✗No Last-Modified header or dateModified — AI prefers content with freshness signalscitation
  • ✗No /llms.txt found — add one to guide AI crawlers (emerging standard)discoverability
  • ✗No sameAs links in schema — add social profiles for brand recognitioncitation
  • ✗Brand name inconsistent — align site name across title, og:site_name, Organization schemacitation
  • ✗Content not updated in 90+ days — stale content loses AI visibilitycitation
  • ✗No Table of Contents — add jump links for AI content navigationstructure
  • ✗No video content — multimedia increases AI engagement and citation ratediscoverability
  • ✗Statistics lack source references — attribute data to boost AI trustcitation
  • ✗No <details>/<summary> elements — use for expandable Q&A contentstructure

Passed Checks (23)

  • ✓551 words in HTML — good content for AI parsingdiscoverability
  • ✓Clean URL structurediscoverability
  • ✓3 semantic HTML5 elements founddiscoverability
  • ✓57 named entities found — helps AI understand contextdiscoverability
  • ✓8 internal links — good topic cluster signaldiscoverability
  • ✓Question-style headings found — ideal for AI snippetsstructure
  • ✓Step-by-step content detected — AI loves procedural answersstructure
  • ✓89% short sentences — easy for AI to extractstructure
  • ✓100% concise paragraphs — scannable for AIstructure
  • ✓Avg 340 words/section — sufficient depthstructure
  • ✓Statistics and data found in content — highly citablecitation
  • ✓3/5 E-E-A-T signals presentcitation
  • ✓11 external links — references authoritative sourcescitation
  • ✓Content references 2026/2025 — fresh contentcitation
  • ✓Topic focus: 100% — title keywords found in contentcitation
  • ✓16 conversational words — good for AI summariesvoice
  • ✓First paragraph is snippet-ready (20-60 words)voice
  • ✓Avg 13 words/sentence — easy reading levelvoice
  • ✓Active voice dominant (4% passive) — AI-friendlyvoice
  • ✓Pronoun density: 2.4% — engaging, user-focusedvoice
  • ✓5 H2/H3 headings — good content structure for AIvoice
  • ✓No AI-blocking robots directives — AI crawlers can access contentdiscoverability
  • ✓AI crawlers allowed in robots.txt (0/4 explicitly listed)discoverability
GEO — 38/100 (36 issues)

Failed Checks (36)

  • ✗No clear definitions — add "X is..." patterns for AI Overviewoverview
  • ✗Content may be too thin for AI Overview (551 words, 1 sections)overview
  • ✗Title and H1 don't align — confusing for AI topic matchingoverview
  • ✗No step-by-step content — add numbered guides for AIoverview
  • ✗No author schema — add for AI trust signalsauthority
  • ✗No source citations — reference studies and data for authorityauthority
  • ✗Only 1/5 trust signals — add reviews, certificationsauthority
  • ✗Incomplete brand identity — add og:site_name + Organization schemaauthority
  • ✗No original data signals — "our research shows..." boosts AI citationauthority
  • ✗No expert quotes — add professional opinions for credibilityauthority
  • ✗No examples or case studies — add real-world examplesauthority
  • ✗No links to authoritative sources — cite Google, Schema.org, etc.authority
  • ✗No FAQ Schema — add for Google rich results + AI Overviewformat
  • ✗No HowTo Schema — add for step-by-step rich resultsformat
  • ✗No summary section — add Key Takeaways or TL;DR for AIformat
  • ✗5 images missing ALT textformat
  • ✗No BreadcrumbList schema — add for better AI contextformat
  • ✗No data tables or charts — add structured data visualizationsformat
  • ✗No lists found — add lists for structured contentformat
  • ✗Only 0/6 formatting types — use bold, lists, tables, quotes, codeformat
  • ✗Single-perspective content — add "on the other hand..." for balanceformat
  • ✗No conclusion — add recommendations or a verdict sectionformat
  • ✗No entity Schema types — add Person, Product, or Organization schemasemantic
  • ✗3/14 semantic elements — add <article>, <figure>, <time>, etc.semantic
  • ✗No <time> elements — wrap dates in <time datetime="...">semantic
  • ✗Few data points with units — add specific numbers (e.g., "300+ users")semantic
  • ✗Few sections have subtopics — add H3 subheadings for depthsemantic
  • ✗No canonical URL — AI may index duplicate versionstechnical
  • ✗Only 0 Schema type(s) — add more for AI contexttechnical
  • ✗First 200 words lack topic keywords — AI may skip your content for extractionoverview
  • ✗Missing definition or list format — combine "X is..." with lists for snippetsoverview
  • ✗Only 0 data points — add 5+ statistics for +30-40% AI visibility (Princeton study)authority
  • ✗Author lacks credentials — anonymous content is a GEO penaltyauthority
  • ✗Only 1/6 question types — add What, Why, How headingsoverview
  • ✗No <figure>/<figcaption> — wrap images with descriptive captions for AIformat
  • ✗No authoritative sameAs links — add Wikipedia/Wikidata/LinkedIn URIs to schema for Knowledge Graph alignmentauthority

Passed Checks (22)

  • ✓2 question headings — matches "People Also Ask" formatoverview
  • ✓Content freshness signals detectedoverview
  • ✓3-level heading hierarchy — deep content structureoverview
  • ✓100% optimal paragraphs (20-80 words) — AI-friendlyoverview
  • ✓4 industry terms used — domain expertise signalauthority
  • ✓6 unique external domains — diverse sourcesauthority
  • ✓Comparison content detected — AI loves comparingformat
  • ✓Actionable advice found — AI prefers practical contentformat
  • ✓100% title keywords in first 200 words — good prominencesemantic
  • ✓48 contextual links — good cross-referencingsemantic
  • ✓Content categorization found — clear topic classificationsemantic
  • ✓Mobile-friendly (viewport set)technical
  • ✓HTTPS secure — trusted by AI systemstechnical
  • ✓Page size: 91 KB — reasonabletechnical
  • ✓Open Graph fully configured (title, description, image)technical
  • ✓Page allows AI indexing (no noindex/nosnippet)technical
  • ✓HTML lang="en-US" set (add og:locale for completeness)technical
  • ✓2 ARIA landmarks found — good accessibility for AItechnical
  • ✓All image ALT texts are descriptive (>5 chars)format
  • ✓551 words — sufficient depth for AI analysisoverview
  • ✓No snippet restrictions — AI can freely extract content (good)technical
  • ✓Link anchor texts are descriptive — good AI context signalsemantic

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