bricklink.com 61 C
🛡️ SEO 49 🤖 GEO 65 ⚡ Perf 62 🏗️ Arch 71

bricklink.com — Global SEODiff Score 61/100

bricklink.com
📊

bricklink.com scores 64/100 on the AI-Readiness Index, placing it in the middle tier of indexed domains — there is clear room for improvement. Compared to other social sites (avg score: 57), bricklink.com performs above the benchmark, suggesting strong competitive positioning in AI search. While the majority of content is server-rendered, the 15% ghost ratio suggests some content remains hidden from static crawlers. The 9.2× token bloat ratio falls within the normal range, though there is room to trim navigation, footer, and script overhead. Structured data coverage is solid at 2 blocks, covering core entities — expanding to include FAQ or Breadcrumb schemas could strengthen the profile further. Partial bot access means the domain is visible to some AI systems but not accessible to others — GPTBot remain blocked.

61
C — Global SEODiff Score
Comprehensive search visibility assessment
Strong foundations, but Traditional SEO (49) is your bottleneck.
🎯 Top Fix: Monitor weekly to catch regressions early
🔬 Automated SEODiff Assessment · Snapshot: Mar 18, 2026 · 📋 API
📈 ACRI Trend 15 snapshots
Feb 22 Mar 18
🔔 Recent AI Indexing Activity
No recent changes detected by adaptive crawler.
Does your site score higher than bricklink.com?
Run the same 40-signal audit on your own domain — free, instant results.
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🧮 Score Transparency — How is this calculated?
🛡️ Traditional SEO (25% weight)49 × 0.25 = 12.2
🤖 AI Readiness / GEO (40% weight)65 × 0.40 = 26.0
⚡ Performance (20% weight)62 × 0.20 = 12.4
🏗️ Architecture & Trust (15% weight)71 × 0.15 = 10.7
Weighted sum = 12.2 + 26.0 + 12.4 + 10.7
Global SEODiff Score = 61 (C)
📊 ACRI Sub-Scores (AI Readiness Detail)
80
Bot Access
avg 92
94
Rendering
avg 93
23
Structure
avg 35
44
Schema
avg 9
55
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 0.5%
Rank #5157
+47 pts
Gap
AI (ACRI)
Top 47%
Score 64/100

bricklink.com punches above its weight in AI — AI visibility exceeds Google ranking. This is a competitive moat worth protecting. ACRI measures technical crawler readiness. Read the methodology →

Why bricklink.com ranks here

Tech stackExpress
Industrysocial
RenderingHybrid
Schema coverage2 blocks
Token bloat9.2×

Fastest improvements

  • Allow GPTBot in robots.txt so AI crawlers can access your pages (see Crawl Access).
  • Reduce token bloat (navigation/footer/code) so agents reach your main content faster (see Token Bloat).
  • Create an llms.txt file so AI crawlers can discover your content structure without heavy crawling. Generate llms.txt →
  • Run a full entropy audit to find which DOM regions waste the most tokens. Run Entropy Audit →
🧪

JavaScript Rendering Check

We check what AI crawlers miss when they skip JavaScript execution.

Running headless browser to simulate AI extraction…
🛡️

Traditional SEO

49/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

57 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

191 chars
Too long

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✗ Exactly 1 <h1> tag — found 2
  • ✓ Has <h2> headings — found 5
  • ✗ <h2> not before <h1>

🔍 Indexability

  • ✗ Canonical tag present
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → en
  • ➖ Hreflang tags — N/A (single language site)
  • ✓ Googlebot allowed by robots.txt

🌐 Social / OpenGraph

  • ✗ og:title
  • ✗ og:description
  • ✗ og:image
  • ✗ twitter:card
📐 How the SEO Pillar score is calculated

SEO Pillar = Title (20 pts) + Meta Desc (20 pts) + Heading Hierarchy (20 pts) + Indexability (20 pts) + Social/OG (20 pts)

Each sub-score is derived from the checks above. Canonical tag, lang attribute, og:image, and a single H1 are the highest-impact items.

🤖

AI Readiness / GEO

65/100 40 % of Global Score 🟢 High Confidence

This pillar aggregates citation share, hallucination risk, bot access, schema health, and content extractability. The individual diagnostic sections below contribute to this score.

🔗

Citation Alternatives

Research
💡
Insight: In the social sector, martin-sad.ru (ACRI: 87) currently has stronger AI extractability. AI models tend to prefer sources with higher semantic structure and schema coverage. Domains with ACRI < 40 see 3.5× more hallucinations. Read the research →
bricklink.com
40
Your ACRI Score
87
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. martin-sad.ru has schema coverage of 63 blocks and uses Custom / Proprietary. Improve your score by implementing the remediation patches below.
📊 Side-by-Side Comparison →
🚨

Hallucination Risk

Research

Is AI lying about your brand? This panel measures how likely LLMs are to hallucinate facts when extracting information from your page.

Analyzing hallucination risk…

🤖 Bot Access Matrix

GPTBot (OpenAI)
Blocked
ClaudeBot (Anthropic)
Allowed
CCBot (Common Crawl)
Allowed
Google-Extended
Allowed
Googlebot
Allowed
💡GPTBot is blocked. To appear in ChatGPT citations, add Allow: / under User-agent: GPTBot in your robots.txt.

👻 Rendering (Ghost Ratio) Docs

Ghost Ratio 15%
0% — Safe 50% 100% — Risk
Status Server-Side Rendered (Safe)
Rendering Type Hybrid

📊 Structure & Information Density Docs

Structure Grade 23/100 — Low
Structured Elements 4 elements (4 lists, 0 rows, 0 headers)
Total Words242
Raw Density1.6%
💡Low structure score (23/100). Your content appears as a wall of text with few structured HTML elements. You have 4 list items, 0 table rows, 0 table headers. Convert features into <ul> lists and data into <table> elements to help AI models extract structured information.

🏷️ Schema Health Docs

Organization Schema ✅ Present
Product / Service Schema ⚠️ Not Found
Total Schema Blocks2 block(s) — Basic (low value for AI)

Schema Coverage Map

2/7 schema types detected
✅ Organization
❌ Product/Service
❌ Breadcrumb
❌ FAQ
❌ Article
✅ WebSite
💡Product / Service schema missing. AI models don't know this is a SaaS product. Add Product or SoftwareApplication schema so AI understands what you offer and can surface pricing/features.
💡BreadcrumbList schema missing. AI cannot understand your site hierarchy or how pages relate to each other.
💡FAQ schema missing. Adding FAQPage schema lets AI models directly extract Q&A pairs for Featured Snippets and chatbot answers.

📐 AI Efficiency Metrics Docs

52
AI Extractability
Low
Crawl Cost
Low
Blocklist Risk
Extractability52/100 — AI models can partially extract answers from this page
Crawl CostLow (30/100) — efficient for AI crawlers to process
Blocklist RiskLow — 1 of 5 AI crawlers blocked

Token Bloat Research

10%
🗑️ 90%
Useful Content (7.3 KB)Bloat (60.0 KB)
Token Bloat Ratio9.2× — Normal

Multimodal Readiness

Visual Context25% Optimized for Vision
Image Alt Coverage3 / 12 images have alt text

TDM Rights

TDM-Reservation HeaderNot set
X-Robots-Tag: noaiNot set
💡Only 25% of images have alt text. Add descriptive alt attributes so multimodal AI (ChatGPT Vision) can understand your images.

🔥 Structural Entropy Check Research

0 Entropy
Poor Token Bloat: High
Noise Ratio: 89.2% · SNR: 0.12 · Signal: 1861 / Noise: 15350 tokens

🔬 AI-Crawler Simulation

See your website the way AI crawlers do. CSS stripped, structure labeled, content chunked.

🌐
This is what humans see — styled, branded, visual.
Toggle to "AI Agent View" to see what GPTBot, ClaudeBot, and other AI crawlers actually extract from this page.
🤖

AI Answer Preview

NEW

See how AI models summarize your site. Left: your actual content. Right: what the LLM extracts and says about you.

Simulating AI extraction…

🔧 Tech Stack

FrameworkExpress
AI-Readiness Score55/100
Servernginx/1.28.0
CDN
HTTP Status200
Load Time1699 ms
Raw HTML Size67.2 KB
Visible Text Size7.3 KB

Performance & Speed

62/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

1699 ms
Slow — bots may time out or deprioritise

Google considers <200 ms "good". AI crawlers may have even shorter timeouts.

📦 Page Weight

308
DOM nodes
67 KB
HTML payload
Lean page — fast for bots and users

🗄️ Cache & CDN

  • ✓ Cache-Control header → no-cache, no-store
  • ✗ CDN cache status
  • ✗ CDN detected

🔬 Tracker Tax

0
tracker scripts
0
third-party domains
0.0%
token overhead
Minimal tracker load — clean signal for bots
📐 How the Performance Pillar score is calculated

Perf Pillar = TTFB (35 pts) + Page Weight (25 pts) + Cache/CDN (20 pts) + Tracker Tax (20 pts)

TTFB <200 ms = full marks. DOM >3000 or payload >300 KB incurs heavy penalties. Tracker scripts beyond 5 reduce score.

🏗️

Architecture & Trust

71/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✗ Sitemap declared in robots.txt
  • ✓ Googlebot allowed
  • ✗ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

20
internal links
0
external links
Good internal linking — helps crawlers discover content

🔒 Security & Trust

  • ✓ HSTS header (Strict-Transport-Security)
  • ✓ Content-Security-Policy header
  • ✓ HTTP status 200 OK (got 200)

♿ Accessibility Signals

  • ✓ HTML lang attribute → en
  • ✓ Meta viewport for mobile
  • ✗ Single H1 for screen readers
📐 How the Architecture Pillar score is calculated

Arch Pillar = Sitemap & Robots (30 pts) + Linking (25 pts) + Security (25 pts) + Accessibility (20 pts)

Having a valid sitemap, allowing AI bots, HSTS, and a good internal link count are the highest-impact items.

🏅 AI-Verified Trust Badge

Your site scores 40/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for bricklink.com
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/bricklink.com" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=bricklink.com" alt="AI-Verified by SEODiff" width="280" height="52"></a>

💡 Paste in your site footer, GitHub README, or email signature. Badge updates automatically as your score changes.

� Deep Crawl Analysis 23 pages · Deep-10

Homepage ACRI
40
Single-page score
-7
Moderate hidden bloat
Δ delta
Site-Wide ACRI
33
Avg across 23 pages · Range 33–33
Total Words
1380
Avg Bloat
41.4×
Page Type ACRI Token Bloat Words Status
https://bricklink.com/pricing
BrickLink - BrickLink
pricing 33 41.4× 60
https://bricklink.com/api
BrickLink - BrickLink
docs 33 41.4× 60
https://bricklink.com/guides
BrickLink - BrickLink
blog 33 41.4× 60
https://bricklink.com/about
BrickLink - BrickLink
about 33 41.4× 60
https://bricklink.com/help
BrickLink - BrickLink
support 33 41.4× 60
https://bricklink.com/resources
BrickLink - BrickLink
blog 33 41.4× 60
https://bricklink.com/products
BrickLink - BrickLink
product 33 41.4× 60
https://bricklink.com/features
BrickLink - BrickLink
product 33 41.4× 60
https://bricklink.com/solutions
BrickLink - BrickLink
product 33 41.4× 60
https://bricklink.com/docs
BrickLink - BrickLink
docs 33 41.4× 60
https://bricklink.com/blog
BrickLink - BrickLink
blog 33 41.4× 60
https://bricklink.com/get-started
BrickLink - BrickLink
conversion 33 41.4× 60
https://bricklink.com/case-studies
BrickLink - BrickLink
social-proof 33 41.4× 60
https://bricklink.com/demo
BrickLink - BrickLink
conversion 33 41.4× 60
https://bricklink.com/contact
BrickLink - BrickLink
support 33 41.4× 60
https://bricklink.com/faq
BrickLink - BrickLink
support 33 41.4× 60
https://bricklink.com/integrations
BrickLink - BrickLink
integrations 33 41.4× 60
https://bricklink.com/support
BrickLink - BrickLink
support 33 41.4× 60
https://bricklink.com/security
BrickLink - BrickLink
trust 33 41.4× 60
https://bricklink.com/trust
BrickLink - BrickLink
trust 33 41.4× 60
Showing 20 of 23 pages. Unlock full subpage table →
📂
Health by Sub-Directory
Average ACRI and top issues aggregated by URL path prefix
Path Pages Avg ACRI Ghost % Bloat Top Issue
/products/ 1 33 1% 41.4× Bot Blocked
/features/ 1 33 1% 41.4× Bot Blocked
/integrations/ 1 33 1% 41.4× Bot Blocked
/help/ 1 33 1% 41.4× Bot Blocked
/resources/ 1 33 1% 41.4× Bot Blocked
/support/ 1 33 1% 41.4× Bot Blocked
/faq/ 1 33 1% 41.4× Bot Blocked
/blog/ 1 33 1% 41.4× Bot Blocked
/api/ 1 33 1% 41.4× Bot Blocked
/guides/ 1 33 1% 41.4× Bot Blocked
/contact/ 1 33 1% 41.4× Bot Blocked
/case-studies/ 1 33 1% 41.4× Bot Blocked
/about/ 1 33 1% 41.4× Bot Blocked
/docs/ 1 33 1% 41.4× Bot Blocked
/demo/ 1 33 1% 41.4× Bot Blocked
🔄 Re-Crawl & Update 📡 Track this Domain

Scores update automatically each month. Create a free account for on-demand re-crawls (3/month free).

🔌 API Access

Pull this data programmatically. All sub-page metrics are available via our public API.

curl https://seodiff.io/api/v1/deep10/domain/bricklink.com

Get your free API key — 100 requests/month included.

🔗 Similar social Sites

Domains with a similar tech stack, industry, and AI readiness profile to bricklink.com. Compare side-by-side.

Domain ACRI AI Score Tech Stack Token Bloat Schema
bricklink.com (this site) 40 64 Express 9.2× 2
emetriq.com 65 89 WordPress 9.3× 1 Compare →
w10.1punchman.com 65 85 WordPress 9.0× 1 Compare →
portent.com 65 84 WordPress 11.2× 2 Compare →
greenpeace.ru 65 82 WordPress 6.7× 2 Compare →
websta.me 65 80 WordPress 8.3× 1 Compare →
Compare All 5 Similar Sites →

📊 Semantic Share of Voice

How often would an AI cite bricklink.com when users ask about topics in this domain's niche? We run entity queries through our 188k-page search index and measure citation probability.

Analyzing citation landscape…

🎭

Bait & Switch Delta

A 15 PAGES

Compares your homepage rendering quality with inner pages. A high drift score means AI crawlers see a polished homepage but degraded inner content — the "bait & switch" that erodes trust.

33
Homepage ACRI
33
Inner Avg ACRI
0
ACRI Delta
60%
Homepage Ghost
60%
Inner Avg Ghost
0
Drift Score [?]
Worst Inner Pages
33 60% about https://bricklink.com/about
33 60% product https://bricklink.com/features
33 60% product https://bricklink.com/products
🛡️

E-E-A-T Trust Signals

C 40/100

Trust indicators extracted from surface pages. These signals help AI systems verify your site's Experience, Expertise, Authoritativeness, and Trustworthiness.

Physical Address
Phone Number
Email Contact
About Page
Contact Page
Privacy Policy
Terms of Service
Named Leadership
🔗

Citation Profile

0 DOMAINS

Outbound citation patterns across surface-crawled pages. Sites that cite diverse, authoritative sources signal higher E-E-A-T to AI systems.

0
Total Links
0
Unique Domains
0.0
Avg/Page
0%
Diversity
🩹

Remediation Patches

COPY-PASTE

Auto-generated code fixes tailored to bricklink.com. Copy and paste these into your codebase to improve AI visibility. These patches are mathematically proven to increase extraction accuracy →

Allow GPTBot in robots.txt
High Impact ⏱ 2 min
GPTBot is blocked — your content cannot appear in ChatGPT citations. Add this to your robots.txt:
text
User-agent: GPTBot
Allow: /

User-agent: ChatGPT-User
Allow: /
Add FAQ Schema
Medium Impact ⏱ 10 min
FAQ schema lets AI models directly extract Q&A pairs. This is the easiest way to get featured in AI responses.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [
    {
      "@type": "Question",
      "name": "What is Bricklink?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Bricklink does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Bricklink work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Bricklink."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

If you apply the patches above, here's the estimated improvement for bricklink.com:

Current Score
64
Projected Score
78
Improvement
+14 pts
Allow GPTBot +8 pts
Reduce token bloat +3 pts
Add FAQ schema +3 pts

*Estimates based on SEODiff's scoring model. Actual results depend on implementation quality.

📋 Data Export

Download scores and metadata for audits, client reports, or CI/CD pipelines. Exports contain computed metrics only (no copyrighted content).

All data is generated automatically and updated with each crawl. JSON exports contain scores and metadata only (no copyrighted content).

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🧭 Self-Diffing (Private Layer)

For owned domains, combine this world snapshot with private drift + regression history.
Template Drift
Track in My Site
Drift → Traffic Impact
In development coming soon
Regression Incidents
Track in My Site
Internal Linking
Deep Audit graph
Semantic Structure
GEO view in Deep Audit
Content Quality
Thin/duplicate tracking

🕒 History

Score over timeAvailable in My Site history
Drift eventsTemplate timeline + incidents
Drift → Revenue AttributionComing soon
Schema/rendering/extractability changesTracked per scan in project history
🔍 Found indexing issues?
Run a free deep audit to diagnose crawled-not-indexed, soft 404s, redirect errors, and more.
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