sidaiigakubu.com 64 C
🛡️ SEO 35 🤖 GEO 87 ⚡ Perf 39 🏗️ Arch 82

sidaiigakubu.com — Global SEODiff Score 64/100

sidaiigakubu.com
📊

At 80/100, the ACRI for sidaiigakubu.com indicates strong fundamentals in AI extractability, surpassing the majority of indexed sites. Within the education vertical, this places sidaiigakubu.com above the industry average of 57 —, suggesting strong competitive positioning in AI search. The low ghost ratio (5%) confirms that what crawlers see matches what users see — a hallmark of strong SSR implementation. With a 4.9× bloat ratio, the page delivers its content without excessive boilerplate, giving AI systems a clean extraction path. No structured data was detected, which means AI systems must infer all entities and relationships from raw HTML alone. All major AI bot user-agents (GPTBot, ClaudeBot, CCBot, Google-Extended) are permitted by robots.txt, ensuring broad AI crawler access.

64
C — Global SEODiff Score
Comprehensive search visibility assessment
Strong foundations, but Traditional SEO (35) is your bottleneck.
🎯 Top Fix: Add Organization + WebSite JSON-LD → +5–8 pts
🔬 Automated SEODiff Assessment · Snapshot: Mar 15, 2026 · 📋 API
📈 ACRI Trend 6 snapshots
Feb 23 Mar 15
🔔 Recent AI Indexing Activity
No recent changes detected by adaptive crawler.
Does your site score higher than sidaiigakubu.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)35 × 0.25 = 8.8
🤖 AI Readiness / GEO (40% weight)87 × 0.40 = 34.8
⚡ Performance (20% weight)39 × 0.20 = 7.8
🏗️ Architecture & Trust (15% weight)82 × 0.15 = 12.3
Weighted sum = 8.8 + 34.8 + 7.8 + 12.3
Global SEODiff Score = 64 (C)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
99
Rendering
avg 93
100
Structure
avg 35
0
Schema
avg 9
50
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 50%+
Rank #514873
-45 pts
Gap
AI (ACRI)
Top 6%
Score 80/100

sidaiigakubu.com ranks much higher on Google (Tranco Top 50%+) than in AI search (Top 6%). This is the 'Visibility Gap' pattern — implementing the recommendations above can help close the AI gap. ACRI measures technical crawler readiness. Read the methodology →

Why sidaiigakubu.com ranks here

Tech stackCustom / Proprietary
Industryeducation
RenderingSSR
Schema coverage0 blocks
Token bloat4.9×

Fastest improvements

  • Add basic Organization and WebSite JSON-LD to fix “0 schema blocks” (see Schema Coverage).
  • 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

35/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

94 chars
Too long

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

338 chars
Too long

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✓ Exactly 1 <h1> tag — found 1
  • ✓ Has <h2> headings — found 44
  • ✓ <h2> not before <h1>

🔍 Indexability

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

🌐 Social / OpenGraph

  • ✓ og:title — 医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
  • ✗ og:description
  • ✓ og:image — preview
  • ✗ 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

87/100 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 education sector, rndirectors.com (ACRI: 85) 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 →
sidaiigakubu.com
72
Your ACRI Score
85
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. rndirectors.com has schema coverage of 4 blocks and uses WordPress. 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)
Allowed
ClaudeBot (Anthropic)
Allowed
CCBot (Common Crawl)
Allowed
Google-Extended
Allowed
Googlebot
Allowed

👻 Rendering (Ghost Ratio) Docs

Ghost Ratio 5%
0% — Safe 50% 100% — Risk
Status Server-Side Rendered (Safe)
Rendering Type SSR

📊 Structure & Information Density Docs

Structure Grade 100/100 — Excellent
Structured Elements 326 elements (326 lists, 0 rows, 0 headers)
Total Words898
Raw Density36.3%

🏷️ Schema Health Docs

Organization Schema ❌ Missing
Product / Service Schema ⚠️ Not Found
Total Schema Blocks0 — No JSON-LD detected

Schema Coverage Map

0/7 schema types detected
❌ Organization
❌ Product/Service
❌ Breadcrumb
❌ FAQ
❌ Article
❌ WebSite
💡Organization schema missing. AI models cannot identify your brand entity. Without it, your brand won't appear in Knowledge Panels or be associated with your content.
💡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.
💡WebSite schema missing. Add WebSite + SearchAction so Google can generate a Sitelinks Search Box for your brand in AI results.

📐 AI Efficiency Metrics Docs

75
AI Extractability
Low
Crawl Cost
None
Blocklist Risk
Extractability75/100 — AI models can easily extract answers from this page
Crawl CostLow (30/100) — efficient for AI crawlers to process
Blocklist RiskNone — 0 of 5 AI crawlers blocked

Token Bloat Research

20%
🗑️ 80%
Useful Content (40.0 KB)Bloat (155.9 KB)
Token Bloat Ratio4.9× — Lean

Multimodal Readiness

Visual Context96% Optimized for Vision
Image Alt Coverage197 / 205 images have alt text

TDM Rights

TDM-Reservation HeaderNot set
X-Robots-Tag: noaiNot set

🔥 Structural Entropy Check Research

2 Entropy
Poor Token Bloat: High
Noise Ratio: 79.6% · SNR: 0.26 · Signal: 10250 / Noise: 39898 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…
🧠

The LLM Interpretation

AI-VERIFIED

SEODiff AI analyzed the extracted content of sidaiigakubu.com and produced this structured business intelligence. Fields marked SEMANTIC VOID indicate information the AI could not find — a critical gap in your site’s machine-readability.

Core Offering
This website provides comprehensive information and resources for students seeking admission to medical schools, both private and public, in Japan
Target Audience
High school students (grades 10-12), prospective medical students, parents of prospective medical students, and anyone researching medical school options in Japan and internationally.
Pricing Model
⚠ SEMANTIC VOID
🏆 Competitive Moat
Extensive database of medical school information and detailed analysis of entrance exam strategies and scholarship opportunities, combined with a focus on international medical school options.
📊 Content Depth
9/10
🔄 Programmatic SEO Signals
Template comparison pagesIntegration directory pages
⚡ Key Pain Points
• Lack of structured FAQ schema
• Thin landing pages for features
Analyzed by SEODiff AI · 2026-03-24

🔧 Tech Stack

AI-Readiness Score50/100
Servernginx
CDN
HTTP Status200
Load Time1036 ms
Raw HTML Size195.9 KB
Visible Text Size40.0 KB

Performance & Speed

39/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

1036 ms
Slow — bots may time out or deprioritise

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

📦 Page Weight

1670
DOM nodes
196 KB
HTML payload
Moderate weight — acceptable for most scenarios

🗄️ Cache & CDN

  • ✗ Cache-Control header
  • ✗ CDN cache status
  • ✗ CDN detected

🔬 Tracker Tax

2
tracker scripts
2
third-party domains
0.0%
token overhead
Minimal tracker load — clean signal for bots
googletagmanager.comgooglesyndication.com
📐 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

82/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✓ Sitemap declared in robots.txt → http://sidaiigakubu.com/firstbredbpw.xml
  • ✓ Googlebot allowed
  • ✓ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

436
internal links
13
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 → ja
  • ✓ 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 72/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for sidaiigakubu.com
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/sidaiigakubu.com" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=sidaiigakubu.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 10 pages · Deep-10

Homepage ACRI
72
Single-page score
-12
Moderate hidden bloat
Δ delta
Site-Wide ACRI
60
Avg across 10 pages · Range 47–62
🔍
Hidden Bloat Detected

Homepage scores 72, but internal pages average only 60 — a -12-point gap. Blogs, docs, and legacy content are dragging down AI readability site-wide.

Total Words
6676
Avg Bloat
49.2×
Page Type ACRI Token Bloat Words Status
https://sidaiigakubu.com/pricing
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
pricing 62 54.4× 737 💰 Pricing
https://sidaiigakubu.com/about
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
about 62 54.4× 737
https://sidaiigakubu.com/products
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
product 62 54.4× 737
https://sidaiigakubu.com/docs
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
docs 62 54.4× 737
https://sidaiigakubu.com/blog
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
blog 62 54.4× 737
https://sidaiigakubu.com/case-studies
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
social-proof 62 54.4× 737
https://sidaiigakubu.com/integrations
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
integrations 62 54.4× 737
https://sidaiigakubu.com/contact
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
support 62 54.4× 737
https://sidaiigakubu.com/faq
医学部受験を決めたら 私立・国公立大学医学部に入ろう!ドットコム
support 62 54.4× 737
https://sidaiigakubu.com/features
503 Service Unavailable
product 47 2.0× 43
📂
Health by Sub-Directory
Average ACRI and top issues aggregated by URL path prefix
Path Pages Avg ACRI Ghost % Bloat Top Issue
/products/ 1 62 0% 54.4× High JS Bloat
/blog/ 1 62 0% 54.4× High JS Bloat
/case-studies/ 1 62 0% 54.4× High JS Bloat
/faq/ 1 62 0% 54.4× High JS Bloat
/features/ 1 47 0% 2.0× Thin Content
/contact/ 1 62 0% 54.4× High JS Bloat
/pricing/ 1 62 0% 54.4× High JS Bloat
/docs/ 1 62 0% 54.4× High JS Bloat
/integrations/ 1 62 0% 54.4× High JS Bloat
/about/ 1 62 0% 54.4× High JS Bloat
🔄 Re-Crawl & Update 📡 Track this Domain

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🔌 API Access

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

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

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sidaiigakubu.com (this site) 72 80 Custom / Proprietary 4.9× 0
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📊 Semantic Share of Voice

How often would an AI cite sidaiigakubu.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…

🩹

Remediation Patches

COPY-PASTE

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

Add Organization JSON-LD
High Impact ⏱ 5 min
AI models cannot identify your brand entity without Organization schema. This is the #1 fix for AI visibility.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "Organization",
  "name": "Sidaiigakubu",
  "url": "https://sidaiigakubu.com",
  "logo": "https://sidaiigakubu.com/common_2015/img/apple-touch-icon.png",
  "sameAs": []
}
</script>
Add WebSite + SearchAction JSON-LD
High Impact ⏱ 5 min
Enables the Sitelinks Search Box in Google and allows AI to understand your site structure.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "WebSite",
  "name": "Sidaiigakubu",
  "url": "https://sidaiigakubu.com",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://sidaiigakubu.com/search?q={search_term_string}",
    "query-input": "required name=search_term_string"
  }
}
</script>
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 Sidaiigakubu?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Sidaiigakubu does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Sidaiigakubu work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Sidaiigakubu."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

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

Current Score
80
Projected Score
96
Improvement
+16 pts
Add Organization schema +6 pts
Add WebSite schema +4 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
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