acha.org 73 B
🛡️ SEO 66 🤖 GEO 80 ⚡ Perf 59 🏗️ Arch 87

acha.org — Global SEODiff Score 73/100

acha.org
📊

acha.org has earned a 88/100 ACRI — a tier-1 result that puts it ahead of 99% of sites in the SEODiff Radar. Compared to other education sites (avg score: 57), acha.org performs above the benchmark, suggesting strong competitive positioning in AI search. The low ghost ratio (0%) confirms that what crawlers see matches what users see — a hallmark of strong SSR implementation. A 14.4× bloat ratio is typical for sites in this tech tier — not wasteful, but streamlining could further boost extractability. Rich structured data (6 schema blocks) gives AI systems strong semantic signals for entity recognition and knowledge graph inclusion. The site maintains an open-door policy for AI crawlers — GPTBot, ClaudeBot, and other major agents are all allowed.

73
B — Global SEODiff Score
Comprehensive search visibility assessment
Strong foundations, but Performance (59) is your bottleneck.
🎯 Top Fix: Add HSTS header → +2 pts
🔬 Automated SEODiff Assessment · Snapshot: Mar 18, 2026 · 📋 API
📈 ACRI Trend 4 snapshots
Mar 3 Mar 18
🔔 Recent AI Indexing Activity
🔄 Mar 13 Content change detected
Does your site score higher than acha.org?
Run the same 40-signal audit on your own domain — free, instant results.
Scan Your Site Free →
🧮 Score Transparency — How is this calculated?
🛡️ Traditional SEO (25% weight)66 × 0.25 = 16.5
🤖 AI Readiness / GEO (40% weight)80 × 0.40 = 32.0
⚡ Performance (20% weight)59 × 0.20 = 11.8
🏗️ Architecture & Trust (15% weight)87 × 0.15 = 13.0
Weighted sum = 16.5 + 32.0 + 11.8 + 13.0
Global SEODiff Score = 73 (B)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
100
Rendering
avg 93
82
Structure
avg 35
52
Schema
avg 9
85
Tech Stack
avg 63

Why acha.org ranks here

Tech stackWordPress
Industryeducation
RenderingSSR
Schema coverage6 blocks
Token bloat14.4×

Fastest improvements

  • 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

66/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

58 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

161 chars
Too long

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✓ Exactly 1 <h1> tag — found 1
  • ✓ Has <h2> headings — found 21
  • ✓ <h2> not before <h1>

🔍 Indexability

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

🌐 Social / OpenGraph

  • ✓ og:title — ACHA - The recognized voice of expertise in college health
  • ✓ og:description — Leaders in College Health and Well-Being. ACHA empowers college health and higher education professionals in advancing and sustaining healthy campus communities.
  • ✓ og:image — preview
  • ✓ twitter:card — summary
📐 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

80/100 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, melbourneschool.com (ACRI: 86) 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 →
acha.org
75
Your ACRI Score
86
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. melbourneschool.com has schema coverage of 4 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)
Allowed
ClaudeBot (Anthropic)
Allowed
CCBot (Common Crawl)
Allowed
Google-Extended
Allowed
Googlebot
Allowed

👻 Rendering (Ghost Ratio) Docs

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

📊 Structure & Information Density Docs

Structure Grade 82/100 — Excellent
Structured Elements 206 elements (206 lists, 0 rows, 0 headers)
Total Words1010
Raw Density20.4%

🏷️ Schema Health Docs

Organization Schema ✅ Present
Product / Service Schema ⚠️ Not Found
Total Schema Blocks6 blocks

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

70
AI Extractability
Low
Crawl Cost
None
Blocklist Risk
Extractability70/100 — 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

6%
🗑️ 94%
Useful Content (11.9 KB)Bloat (158.4 KB)
Token Bloat Ratio14.4× — Normal

Multimodal Readiness

Visual Context87% Optimized for Vision
Image Alt Coverage13 / 15 images have alt text

TDM Rights

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

🔥 Structural Entropy Check Research

0 Entropy
Poor Token Bloat: High
Noise Ratio: 93.0% · SNR: 0.07 · Signal: 3035 / Noise: 40551 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

FrameworkWordPress
AI-Readiness Score85/100
Servercloudflare
CDNcloudflare
HTTP Status200
Load Time579 ms
Raw HTML Size170.3 KB
Visible Text Size11.9 KB

Performance & Speed

59/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

579 ms
Acceptable — room for improvement

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

📦 Page Weight

1468
DOM nodes
170 KB
HTML payload
Moderate weight — acceptable for most scenarios

🗄️ Cache & CDN

  • ✗ Cache-Control header
  • ✓ CDN cache status → DYNAMIC
  • ✓ CDN detected → cloudflare

🔬 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

87/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✓ Sitemap declared in robots.txt → https://www.acha.org/sitemaps.xml
  • ✓ Googlebot allowed
  • ✓ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

242
internal links
7
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-US
  • ✓ 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 75/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

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

Homepage ACRI
75
Single-page score
-15
Moderate hidden bloat
Δ delta
Site-Wide ACRI
60
Avg across 80 pages · Range 44–90
🔍
Hidden Bloat Detected

Homepage scores 75, but internal pages average only 60 — a -15-point gap. Blogs, docs, and legacy content are dragging down AI readability site-wide.

Topical Cohesion
19%
Topical Drift
TF-IDF cosine similarity
Total Words
37275
Avg Bloat
70.6×
Page Type ACRI Token Bloat Words Status
https://www.acha.org/about/foundation/what-we-do/awards-funding/past-recipients/
Past Recipients - ACHA
about 90 8.9× 3117
https://www.acha.org/about/awards-fellows/awards/
Awards - ACHA
pricing 90 7.8× 3335 💰 Pricing
https://www.acha.org/about/foundation/get-involved/ways-to-give/legacy-society/
Legacy Society - ACHA
pricing 77 19.6× 789 💰 Pricing
https://www.acha.org/about/foundation/what-we-do/our-donors/
Our Donors - ACHA
pricing 77 15.4× 1021 💰 Pricing
https://www.acha.org/about/awards-fellows/
ACHA Awards & Fellows - ACHA
pricing 75 20.4× 1135 💰 Pricing
https://www.acha.org/ncha/resources/resources-for-participating-institutions/improving-survey-response-rate/
Improving Survey Response Rate - ACHA
pricing 72 24.4× 906 💰 Pricing
https://www.acha.org/about/governance/board-policies-procedures-2/
Board Policies Template - ACHA
pricing 72 41.8× 543 💰 Pricing
https://www.acha.org/ncha/resources/resources-for-participating-institutions/past-surveys/
Past Surveys - ACHA
pricing 72 32.1× 687 💰 Pricing
https://www.acha.org/about/awards-fellows/fellows/
Fellows - ACHA
pricing 72 21.2× 1077 💰 Pricing
https://www.acha.org/about/awards-fellows/affiliate-new-professional-award-recipients/
Affiliate Award Recipients - ACHA
pricing 72 25.9× 876 💰 Pricing
https://www.acha.org/about/foundation/what-we-do/impact/stories-testimonials/
Stories & Testimonials - ACHA
about 72 23.2× 808
https://www.acha.org/about/sponsorship-advertising/
Sponsorship & Advertising - ACHA
pricing 72 41.8× 686 💰 Pricing
https://www.acha.org/about/foundation/what-we-do/awards-funding/
Awards & Funding - ACHA
about 72 24.2× 605
https://www.acha.org/about/foundation/what-we-do/impact/
Impact - ACHA
about 69 48.3× 548
https://www.acha.org/about/governance/elections/section-officer-nominations/
Section Officer Nominations - ACHA
pricing 67 35.7× 664 💰 Pricing
https://www.acha.org/about/strategic-plan/
Strategic Plan - ACHA
pricing 67 36.5× 604 💰 Pricing
https://www.acha.org/about/history/past-presidents/
Past Presidents - ACHA
pricing 67 37.1× 592 💰 Pricing
https://www.acha.org/about/awards-fellows/awards-and-fellows-nominations/fellows-nominations/
Fellows Nominations - ACHA
pricing 67 36.5× 608 💰 Pricing
https://www.acha.org/ncha/participate/pricing/
Pricing - ACHA
pricing 62 54.4× 390 💰 Pricing
https://www.acha.org/news/post-type/articles/
Articles – ACHA
pricing 62 57.5× 488 💰 Pricing
Showing 20 of 80 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
/about/ 66 60 0% 68.1× High JS Bloat
/ncha/ 13 62 0% 84.7× High JS Bloat
/news/ 1 62 0% 57.5× High JS Bloat
🔗
Outbound External Citations
0 unique external domains cited across 80 pages
yokoco.com ×80
portal.acha.org ×80
acha1.realmagnet.land ×80
facebook.com ×68
youtube.com ×68
instagram.com ×68
x.com ×68
linkedin.com ×68
🔄 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/acha.org

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

🔗 Similar education Sites

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

Domain ACRI AI Score Tech Stack Token Bloat Schema
acha.org (this site) 75 88 WordPress 14.4× 6
aboutcasemanagerjobs.com 84 91 WordPress 5.2× 4 Compare →
rnopportunities.com 84 91 WordPress 5.1× 4 Compare →
aboutnursinghomejobs.com 84 91 WordPress 5.0× 4 Compare →
rnmanagers.com 84 91 WordPress 4.8× 4 Compare →
aboutsnfjobs.com 84 91 WordPress 4.7× 4 Compare →
Compare All 5 Similar Sites →

📊 Semantic Share of Voice

How often would an AI cite acha.org 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…

👻

Rendering Drop-Off by Depth

DEPTH PENALTY 80 PAGES
0%
Homepage Ghost
28%
Deep Pages Avg Ghost
8%
Homepage Bloat
71%
Deep Pages Avg Bloat
Ghost Ratio by Crawl Depth
Depth 0
0%
1 pg · ACRI 90
Orphan
28%
79 pg · ACRI 60
⚠️ Worst Rendering Pages
40% https://www.acha.org/ncha/resources/resources-for-participating-institutions/latest-ncha-news/ orphan
40% https://www.acha.org/about/governance/ orphan
40% https://www.acha.org/about/acha-team/staff/ orphan
40% https://www.acha.org/about/our-values-positions/ orphan
40% https://www.acha.org/about/governance/bylaws/ orphan
Deeper pages lose rendering fidelity. Pages at depth 4+ often show 2-3× higher ghost ratios than the homepage, meaning AI crawlers see progressively less of your actual content as they navigate deeper into the site architecture.
🏗️

Deep Architecture Health & Equity Distribution

80 PAGES
83.9%
Gini Inequality [?]
Extreme hoarding
86%
Top-3 PR Share [?]
Equity held by 3 pages
79
Orphan Pages [?]
98.8% of site
0.0
Avg Click Depth [?]
Max: 0 clicks
0
Internal Links
79 disconnected
21%
Semantic Cohesion [?]
Topical Drift
1% Healthy (receive equity)
0% Diluted hubs (>50 outbound)
99% Orphans (zero inbound)
🔗 Top Hub Pages (Highest PageRank)
https://www.acha.org/about/awards-fellows/awards/ https://www.acha.org/about/foundation/what-we-do/awards-funding/past-recipients/ https://www.acha.org/about/foundation/get-involved/ways-to-give/legacy-society/ https://www.acha.org/about/foundation/what-we-do/our-donors/ https://www.acha.org/about/awards-fellows/
⚠️
79 orphan pages receive zero internal link equity. A Gini coefficient of 0.84 means the top 3 pages hoard 86% of all internal PageRank — AI crawlers may never discover the rest.
💡 Quick Win: Optimal Link Injection
To rescue the orphan page past recipients, add a link to it from your high-authority Hub Page awards. (Semantic Match: 72%)
📥 Orphan: https://www.acha.org/about/foundation/what-we-do/awards-funding/past-recipients/
🔗 Donor: https://www.acha.org/about/awards-fellows/awards/ (PR: 0.8519)
Get the full link injection plan for all 79 orphan pages
Unlock Full Link Strategy →
The Gini coefficient measures link equity inequality across your site. A Gini of 0.84 indicates significant equity concentration — a handful of pages dominate PageRank while others receive very little link authority. AI crawlers may deprioritize pages with low internal link signals.
🧲

Semantic Density

THIN 75 TOPICS
75
Topic Clusters
via TF-IDF cosine, ε=.60
0
High-Density Pairs
>92% cosine similarity
Thin
Contextual Depth
≤5 pairs
Semantic Density measures how deeply your site covers each topic. High-density clusters (>92% similarity) mean multiple pages reinforce the same subject — this is positive for RAG/AI systems that need corroborating sources. Thin coverage (few clusters) means AI models have less evidence to cite you.
🧬

Entity Knowledge Gap Analysis

5 MISSING 0% COVERAGE
🚨
Missing Core Entity — Critical
acha.org has zero JSON-LD entities declared. AI models cannot identify your brand, product, or organization in their knowledge graph. This means:
  • AI search engines will not attribute content to your brand
  • No rich snippets or knowledge panels will be generated
  • Competitor entities will fill the gap in AI responses
Fix: Add Organization or Brand JSON-LD to your homepage.
📋 Declared in JSON-LD (0)
No JSON-LD entities declared
⚠️ 5 entities mentioned in content but missing from structured data:
SSO Go REST AWS Rust
Each missing entity is a lost opportunity for rich snippet inclusion and AI knowledge graph integration.
Schema Coverage: 0 declared vs 6 extracted — 0% coverage Entities with <100% coverage create knowledge graph blind spots for AI systems
🧭

Semantic Nearest Neighbors

View all →
42%
Overlap
74
ACRI
Compare
40%
Overlap
76
ACRI
Compare
achs.edu
Accredited online degree and certificate programs in holistic health and wellness
37%
Overlap
74
ACRI
Compare
asu.edu
This website details the history and milestones of Arizona State University, showcasing its growth from a small teacher-training school to
37%
Overlap
44
ACRI
Compare
anu.edu.au
Educational and research institution focused on improving campus experience and conducting world-leading research
35%
Overlap
58
ACRI
Compare
View All Semantic Alternatives → 📚 Docs Quality Index →
🩹

Remediation Patches

COPY-PASTE

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

Reduce Token Bloat
Medium Impact ⏱ 1–2 hrs
Only 6% of your HTML is useful content. AI crawlers waste context window tokens on bloat.
html
<!-- Move inline CSS to external stylesheets -->
<link rel="stylesheet" href="/css/main.css">

<!-- Move inline scripts to external files with defer -->
<script src="/js/app.js" defer></script>

<!-- Remove duplicate navigation blocks -->
<!-- Keep only ONE <nav> in the <header> -->

<!-- Ensure <main> wraps your primary content -->
<main>
  <!-- Your content here — this is what AI sees first -->
</main>
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 Acha?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Acha does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Acha work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Acha."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

If you apply the patches above, here's the estimated improvement for acha.org:

Current Score
88
Projected Score
96
Improvement
+8 pts
Reduce token bloat +5 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.
Free Deep Audit → GSC Error Guide →