nen.nl 57 D
🛡️ SEO 16 🤖 GEO 73 ⚡ Perf 47 🏗️ Arch 95

nen.nl — Global SEODiff Score 57/100

nen.nl
📊

nen.nl achieves a 75/100 on the AI-Crawler Reality Index, reflecting above-average readiness for AI-driven discovery. Within the infrastructure vertical, this places nen.nl above the industry average of 57 —, suggesting strong competitive positioning in AI search. The low ghost ratio (10%) confirms that what crawlers see matches what users see — a hallmark of strong SSR implementation. The bloated 15.2× token ratio highlights an urgent need to clean up non-content markup, scripts, and navigation clutter. The site includes 2 schema blocks, providing adequate structured data for basic entity recognition. Partial bot access means the domain is visible to some AI systems but not accessible to others — some key bots are restricted.

57
D — Global SEODiff Score
Comprehensive search visibility assessment
Below average — Traditional SEO (16) has the most room for improvement.
🎯 Top Fix: Monitor weekly to catch regressions early
🔬 Automated SEODiff Assessment · Snapshot: Mar 21, 2026 · 📋 API
📈 ACRI Trend 7 snapshots
Mar 1 Mar 21
🔔 Recent AI Indexing Activity
🔄 Mar 21 Content change detected
🔄 Mar 20 Content change detected
🔄 Mar 19 Content change detected
🔄 Mar 16 Content change detected
🔄 Mar 11 Content change detected
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🧮 Score Transparency — How is this calculated?
🛡️ Traditional SEO (25% weight)16 × 0.25 = 4.0
🤖 AI Readiness / GEO (40% weight)73 × 0.40 = 29.2
⚡ Performance (20% weight)47 × 0.20 = 9.4
🏗️ Architecture & Trust (15% weight)95 × 0.15 = 14.2
Weighted sum = 4.0 + 29.2 + 9.4 + 14.2
Global SEODiff Score = 57 (D)
📊 ACRI Sub-Scores (AI Readiness Detail)
80
Bot Access
avg 92
97
Rendering
avg 93
69
Structure
avg 35
44
Schema
avg 9
60
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 9%
Rank #90666
+10 pts
Gap
AI (ACRI)
Top 19%
Score 75/100

nen.nl shows stronger AI visibility than traditional SEO ranking. Great AI foundation to build on. ACRI measures technical crawler readiness. Read the methodology →

Why nen.nl ranks here

Tech stackMagento
RenderingHybrid
Schema coverage2 blocks
Token bloat15.2×

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

16/100 25 % of Global Score 🟡 Medium Confidence

📝 Title Tag

10 chars
Too short

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

0 chars
Missing

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✗ Exactly 1 <h1> tag — found 0
  • ✓ Has <h2> headings — found 9
  • ✗ <h2> not before <h1>

🔍 Indexability

  • ✗ Canonical tag present
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → nl
  • ✅ Hreflang tags
  • ✓ 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

73/100 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 infrastructure sector, safely.co.jp (ACRI: 90) 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 →
nen.nl
60
Your ACRI Score
90
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. safely.co.jp has schema coverage of 3 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)
Blocked
Google-Extended
Allowed
Googlebot
Allowed

👻 Rendering (Ghost Ratio) Docs

Ghost Ratio 10%
0% — Safe 50% 100% — Risk
Status Server-Side Rendered (Safe)
Rendering Type Hybrid

📊 Structure & Information Density Docs

Structure Grade 69/100 — Good
Structured Elements 170 elements (170 lists, 0 rows, 0 headers)
Total Words1192
Raw Density14.3%

🏷️ Schema Health Docs

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

Schema Coverage Map

1/7 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.
💡WebSite schema missing. Add WebSite + SearchAction so Google can generate a Sitelinks Search Box for your brand in AI results.

📐 AI Efficiency Metrics Docs

63
AI Extractability
Medium
Crawl Cost
Low
Blocklist Risk
Extractability63/100 — AI models can partially extract answers from this page
Crawl CostMedium (50/100) — moderate for AI crawlers to process
Blocklist RiskLow — 1 of 5 AI crawlers blocked

Token Bloat Research

6%
🗑️ 94%
Useful Content (11.0 KB)Bloat (155.9 KB)
Token Bloat Ratio15.2× — Heavy

Multimodal Readiness

Visual Context69% Optimized for Vision
Image Alt Coverage9 / 13 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: 93.4% · SNR: 0.07 · Signal: 2813 / Noise: 39910 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 nen.nl 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
NEN provides a platform and resources for organizations to implement and maintain a health and safety management system based on
Target Audience
HR professionals, safety managers, industrial hygienists, business owners, and managers in organizations seeking to improve workplace safety and health, particularly those transitioning from OHSAS 18001.
Pricing Model
Subscription-based access to ISO 45001 and ISO 45003 standards, with tiered pricing based on usage and access to additional resources and support. Direct purchase of individual standards is also available.
🔗 Integration Partners
ISO 9001ISO 14001ISO 27001
🛡️ Compliance Standards
ISO 45001ISO 45003
🏆 Competitive Moat
The combination of a comprehensive ISO 45001/45003 platform, a structured approach based on the Plan-Do-Check-Act cycle, and active participation in norm development provides a strong competitive advantage.
📊 Content Depth
8/10
🔄 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 · 2026-03-05

🔧 Tech Stack

FrameworkMagento
AI-Readiness Score60/100
Server
CDN
HTTP Status200
Load Time1760 ms
Raw HTML Size166.9 KB
Visible Text Size11.0 KB

Performance & Speed

47/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

1760 ms
Slow — bots may time out or deprioritise

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

📦 Page Weight

1051
DOM nodes
167 KB
HTML payload
Moderate weight — acceptable for most scenarios

🗄️ Cache & CDN

  • ✓ Cache-Control header → no-store, no-cache, must-revalidate, max-age=0
  • ✗ 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

95/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✓ Sitemap declared in robots.txt → https://www.nen.nl/sitemap.xml
  • ✓ Googlebot allowed
  • ✓ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

172
internal links
17
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 → nl
  • ✓ 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 60/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for nen.nl
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/nen.nl" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=nen.nl" 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 50 pages · Deep-10

Homepage ACRI
60
Single-page score
-17
Moderate hidden bloat
Δ delta
Site-Wide ACRI
44
Avg across 50 pages · Range 0–77
🔍
Hidden Bloat Detected

Homepage scores 60, but internal pages average only 44 — a -17-point gap. Blogs, docs, and legacy content are dragging down AI readability site-wide.

Topical Cohesion
17%
Topical Drift
TF-IDF cosine similarity
Total Words
19509
Avg Bloat
201.7×
RAG Fractures [?]
15
⚠️
15 RAG-Chunking Fractures Detected

Poorly formatted tables or pricing grids on 15 pages will be split incorrectly during RAG chunking, causing AI models to hallucinate prices and features.

Page Type ACRI Token Bloat Words Status
https://www.nen.nl/arbeid-veiligheid/gezond-veilig-werken
NEN Gezond en veilig werken
pricing 77 19.6× 2297 💰 Pricing
https://www.nen.nl/elektrotechniek
NEN Elektrotechniek
pricing 72 30.2× 1366 💰 Pricing
https://www.nen.nl/arbeid-veiligheid/pbm-persoonlijke-beschermingsmiddelen
NEN Persoonlijke beschermingsmiddelen
pricing 72 26.6× 1546 💰 Pricing
https://www.nen.nl/bouw/beheer-en-onderhoud/conditiemeting
Conditiemeting - Beheer & onderhoud - Bouw
pricing 72 28.2× 1395 💰 Pricing
https://www.nen.nl/arbeid-veiligheid
NEN Arbeid en veiligheid
pricing 72 29.2× 1658 💰 Pricing
https://www.nen.nl/security/horizon-2020
Horizon 2020 - Security
pricing 69 44.9× 720 💰 Pricing
https://www.nen.nl/security
Security
pricing 69 41.3× 952 💰 Pricing
https://www.nen.nl/security/alarmsystemen
Alarmsystemen - Security
pricing 69 48.6× 649 💰 Pricing
https://www.nen.nl/arbeid-veiligheid/ergonomie-kantoorwerkplekken
NEN Kantoorwerkplekken
pricing 69 32.5× 1101 💰 Pricing
https://www.nen.nl/arbeid-veiligheid/veiligheidstekens-grafische-symbolen
NEN Grafische symbolen
pricing 69 31.8× 1140 💰 Pricing
https://www.nen.nl/consumentenzaken
consumentenzaken
pricing 69 40.7× 898 💰 Pricing
https://www.nen.nl/catalog/product/view/id/1842
Normcommissie Tapijten
pricing 66 43.9× 844 💰 Pricing
https://www.nen.nl/chemie-materialen
NEN Chemie en PGS
pricing 66 46.5× 694 💰 Pricing
https://www.nen.nl/arbeid-veiligheid/bedrijfsnoodorganisatie-en-bedrijfshulpverlening
NEN Bedrijfsnoodorganisatie
pricing 66 46.0× 786 💰 Pricing
https://www.nen.nl/security/digitale-transformatie-enquete
Digitale transformatie enquete - Security
pricing 56 94.9× 290 💰 Pricing
https://www.nen.nl/security/normen
Normen - Security
pricing 56 112.2× 273 💰 Pricing
https://www.nen.nl/security/normcommissies
Normcommissies Security - Security
pricing 56 135.5× 205 💰 Pricing
https://www.nen.nl/bouw/beheer-en-onderhoud/conditiemeting/trainingen
Trainingen - Conditiemeting - Beheer & onderhoud - Bouw
pricing 56 81.7× 373 💰 Pricing
https://www.nen.nl/bouw
Bouw
pricing 56 67.0× 471 💰 Pricing
https://nen.nl/faq
Frequently Asked Questions
pricing 46 135.9× 199 💰 Pricing
Showing 20 of 50 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
/security/ 24 47 1% 362.1× Bot Blocked
/arbeid-veiligheid/ 6 71 0% 30.9× High JS Bloat
/bouw/ 5 55 1% 155.4× Bot Blocked
/faq/ 2 46 1% 135.9× Bot Blocked
/chemie-materialen/ 1 66 1% 46.5× Bot Blocked
/contact/ 1 0 0% 0.0× Low AI Readiness
/about/ 1 0 0% 0.0× Low AI Readiness
/products/ 1 0 0% 0.0× Low AI Readiness
/blog/ 1 0 0% 0.0× Low AI Readiness
/docs/ 1 0 0% 0.0× Low AI Readiness
/pricing/ 1 0 0% 0.0× Low AI Readiness
/features/ 1 0 0% 0.0× Low AI Readiness
/case-studies/ 1 0 0% 0.0× Low AI Readiness
/elektrotechniek/ 1 72 0% 30.2× High JS Bloat
/integrations/ 1 0 0% 0.0× Low AI Readiness
🔗
Outbound External Citations
0 unique external domains cited across 50 pages
normontwerpen.nen.nl ×41
certchecker.dnv.com ×41
connect.nen.nl ×41
werkenmetnen1010.nl ×41
isolutions.iso.org ×41
werkenmetnen3140.nl ×41
webtoolscl.nl ×41
webtoolhkz.nl ×41
🔄 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/nen.nl

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

🔗 Similar infrastructure Sites

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

Domain ACRI AI Score Tech Stack Token Bloat Schema
nen.nl (this site) 60 75 Magento 15.2× 2
michelangelospizza-northport.com 85 95 Cloudflare Pages 9.1× 5 Compare →
armarinhosaojose.com.br 85 87 Express 6.2× 4 Compare →
derolfgroep.nl 85 89 WordPress 1.8× 2 Compare →
ilfriuli.it 85 90 WordPress 3.4× 3 Compare →
gurapan.jp 85 80 Custom / Proprietary 1.5× 2 Compare →
Compare All 5 Similar Sites →

📊 Semantic Share of Voice

How often would an AI cite nen.nl 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 nen.nl. Copy and paste these into your codebase to improve AI visibility. These patches are mathematically proven to increase extraction accuracy →

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": "Nen",
  "url": "https://nen.nl",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://nen.nl/search?q={search_term_string}",
    "query-input": "required name=search_term_string"
  }
}
</script>
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 Nen?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Nen does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Nen work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Nen."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

If you apply the patches above, here's the estimated improvement for nen.nl:

Current Score
75
Projected Score
87
Improvement
+12 pts
Add WebSite schema +4 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
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