checkdomain.de 73 B
🛡️ SEO 67 🤖 GEO 81 ⚡ Perf 59 🏗️ Arch 81

checkdomain.de — Global SEODiff Score 73/100

checkdomain.de
📊

With a solid 68/100 ACRI, checkdomain.de is well-positioned for AI search — better than 62% of sites in the Radar. In the infrastructure sector, checkdomain.de outperforms the average (57), suggesting strong competitive positioning in AI search. Its server-rendered architecture ensures AI crawlers receive complete HTML on first request, a key advantage for extractability. A tight 4.9× token bloat ratio reflects disciplined markup: minimal noise between the crawler and the content it needs. The site includes 2 schema blocks, providing adequate structured data for basic entity recognition. 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: Monitor weekly to catch regressions early
🔬 Automated SEODiff Assessment · Snapshot: Mar 21, 2026 · 📋 API
📈 ACRI Trend 7 snapshots
Feb 28 Mar 21
🔔 Recent AI Indexing Activity
🔄 Mar 19 Content change detected
🔄 Mar 16 Content change detected
Does your site score higher than checkdomain.de?
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)67 × 0.25 = 16.8
🤖 AI Readiness / GEO (40% weight)81 × 0.40 = 32.4
⚡ Performance (20% weight)59 × 0.20 = 11.8
🏗️ Architecture & Trust (15% weight)81 × 0.15 = 12.2
Weighted sum = 16.8 + 32.4 + 11.8 + 12.2
Global SEODiff Score = 73 (B)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
99
Rendering
avg 93
38
Structure
avg 35
4
Schema
avg 9
50
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 2%
Rank #16183
+37 pts
Gap
AI (ACRI)
Top 38%
Score 68/100

checkdomain.de 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 checkdomain.de ranks here

Tech stackCustom / Proprietary
RenderingSSR
Schema coverage2 blocks
Token bloat4.9×

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

67/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

42 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

127 chars
Good length

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✓ Exactly 1 <h1> tag — found 1
  • ✓ Has <h2> headings — found 8
  • ✓ <h2> not before <h1>

🔍 Indexability

  • ✓ Canonical tag present → https://www.checkdomain.de/
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → de
  • ✅ Hreflang tags
  • ✓ Googlebot allowed by robots.txt

🌐 Social / OpenGraph

  • ✓ og:title — Domain Check & Domains prüfen! Kostenlos!
  • ✓ og:description — Weltweiter Domain-Check ✓ über 750 Domainendungen ✓ Webhosting ✓…
  • ✗ og:image
  • ✓ 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

81/100 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 →
checkdomain.de
59
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)
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 38/100 — Low
Structured Elements 76 elements (76 lists, 0 rows, 0 headers)
Total Words1729
Raw Density4.4%
💡Low structure score (38/100). Your content appears as a wall of text with few structured HTML elements. You have 76 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 ❌ Missing
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
💡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.
💡WebSite schema missing. Add WebSite + SearchAction so Google can generate a Sitelinks Search Box for your brand in AI results.

📐 AI Efficiency Metrics Docs

57
AI Extractability
Medium
Crawl Cost
None
Blocklist Risk
Extractability57/100 — AI models can partially extract answers from this page
Crawl CostMedium (50/100) — moderate for AI crawlers to process
Blocklist RiskNone — 0 of 5 AI crawlers blocked

Token Bloat Research

20%
🗑️ 80%
Useful Content (42.4 KB)Bloat (163.4 KB)
Token Bloat Ratio4.9× — Lean

Multimodal Readiness

Visual Context27% Optimized for Vision
Image Alt Coverage11 / 41 images have alt text

TDM Rights

TDM-Reservation HeaderNot set
X-Robots-Tag: noaiNot set
💡Only 27% of images have alt text. Add descriptive alt attributes so multimodal AI (ChatGPT Vision) can understand your images.

🔥 Structural Entropy Check Research

2 Entropy
Poor Token Bloat: High
Noise Ratio: 79.4% · SNR: 0.26 · Signal: 10853 / Noise: 41828 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 checkdomain.de 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 information and tutorials related to domains, hosting, website building, online marketing, and artificial intelligence, focusing on digital business and online strategies.
Target Audience
Bloggers, online entrepreneurs, website developers, digital marketers, and individuals interested in building an online presence.
Pricing Model
⚠ SEMANTIC VOID
🏆 Competitive Moat
Expertise in digital marketing, website development, and AI trends, providing a comprehensive resource for online business growth.
📊 Content Depth
5/10
🔄 Programmatic SEO Signals
Domain-NewsWordPressOnline-ShopAffiliate-MarketingSEO (Suchmaschinenoptimierung)SEA (Suchmaschinenmarketing)Socia-Media-MarketingNewsletter- & E-Mail MarketingWebanalyse & TrackingKIKünstliche Intelligenz (KI)AutomatisierungDatensicherheitHacks & MalwareE-Mail-SicherheitTechnik
⚡ Key Pain Points
• Lack of structured SEO information
• Limited depth of technical SEO guidance
Analyzed by SEODiff AI · 2026-03-01

🔧 Tech Stack

AI-Readiness Score50/100
Server
CDN
HTTP Status200
Load Time712 ms
Raw HTML Size205.8 KB
Visible Text Size42.4 KB

Performance & Speed

59/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

712 ms
Slow — bots may time out or deprioritise

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

📦 Page Weight

965
DOM nodes
206 KB
HTML payload
Moderate weight — acceptable for most scenarios

🗄️ Cache & CDN

  • ✓ Cache-Control header → max-age=0, public, s-maxage=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

81/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

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

🔗 Linking

88
internal links
5
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 → de
  • ✓ 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 59/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for checkdomain.de
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/checkdomain.de" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=checkdomain.de" 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 134 pages · Deep-10

Homepage ACRI
59
Single-page score
+1
Consistent readability
Δ delta
Site-Wide ACRI
61
Avg across 134 pages · Range 0–85
Topical Cohesion
13%
Topical Drift
TF-IDF cosine similarity
Total Words
168104
Avg Bloat
51.6×
Page Type ACRI Token Bloat Words Status
https://www.checkdomain.de/blog/online-marketing/seo-suchmaschinenoptimierung/website-relaunch-seo-to-do-liste/
Website-Relaunch: SEO-To-do-Liste - checkdomain Blog - Infos zu Domains & Tipps zum Bloggen
pricing 85 7.9× 5682 💰 Pricing
https://www.checkdomain.de/blog/online-marketing/sea-suchmaschinenmarketing/sea-kampagnen-mit-chatgpt/
SEA-Kampagnen mit ChatGPT
pricing 85 7.6× 5473 💰 Pricing
https://www.checkdomain.de/blog/online-marketing/online-business-aufbauen/
Online Business aufbauen: Dein Guide für deinen Online-Erfolg
pricing 85 7.0× 6727 💰 Pricing
https://www.checkdomain.de/blog/checkliste-website/
Website Launch Checkliste: 50 wichtige Schritte vor dem Go-Live
pricing 85 8.9× 4582 💰 Pricing
https://www.checkdomain.de/blog/online-marketing/socia-media-marketing/twittern-leicht-gemacht/
Twittern leicht gemacht: Vom Einstieg bis zum Marketinginstrument - checkdomain Blog - Infos zu Domains & Tipps zum Bloggen
pricing 80 12.7× 3037 💰 Pricing
https://www.checkdomain.de/blog/domains-hosting/lexikon/wie-lautet-meine-ip-adresse-und-was-ist-das-ueberhaupt-genau/
Wie ist meine IP-Adresse? Alles was du über IP-Adressen wissen musst
pricing 80 15.0× 2535 💰 Pricing
https://www.checkdomain.de/blog/website-cms-online-shop/was-ist-eine-homepage/
Was ist eine Homepage? - checkdomain Blog - Infos zu Domains & Tipps zum Bloggen
pricing 77 17.1× 2208 💰 Pricing
https://www.checkdomain.de/blog/website-cms-online-shop/website-programmieren-so-baust-du-deine-eigene-website-schritt-fuer-schritt/
Website programmieren: So baust du deine eigene Website
pricing 77 18.5× 1988 💰 Pricing
https://www.checkdomain.de/blog/website-cms-online-shop/online-shop/wie-man-ein-dropshipping-business-startet/
Wie man ein Dropshipping Business startet: Der umfassende Guide
pricing 75 13.1× 2988 💰 Pricing
https://www.checkdomain.de/blog/content-blogging/was-ist-ein-blog-dein-einstieg-ins-blogging/
Was ist ein Blog? Alles wichtige rund um das Thema Blogging
pricing 75 14.4× 2613 💰 Pricing
https://www.checkdomain.de/blog/online-marketing/marke-gruenden-von-der-idee-zum-starken-auftritt/
Eigene Marke gründen: Von der Idee zum starken Auftritt
pricing 75 11.2× 3503 💰 Pricing
https://www.checkdomain.de/blog/website-cms-online-shop/online-kurs-erstellen-schritt-fuer-schritt/
Online Kurs erstellen – Schritt-für-Schritt-Anleitung
pricing 75 12.0× 3260 💰 Pricing
https://www.checkdomain.de/blog/website-cms-online-shop/online-shop/selbstgemachtes-verkaufen-so-startest-du-richtig/
Selbstgemachtes verkaufen: So startest du richtig
pricing 75 16.4× 2283 💰 Pricing
https://www.checkdomain.de/blog/content-blogging/blogging-fuer-einsteiger-fortgeschrittene/reiseblog-erstellen-so-startest-du-dein-digitales-reisetagebuch/
Reiseblog erstellen - Schritt für Schritt zu deinem Blog
pricing 75 11.6× 3460 💰 Pricing
https://www.checkdomain.de/blog/online-marketing/seo-suchmaschinenoptimierung/seo-trends-2025/
SEO Trends 2025, die über deine Sichtbarkeit entscheiden
blog 75 13.7× 2781
https://www.checkdomain.de/blog/abwesenheitsnotiz-vorlage/
Perfekte Abwesenheitsnotiz: Vorlagen, Tipps & häufige Fehler vermeiden
pricing 75 16.7× 2338 💰 Pricing
https://www.checkdomain.de/blog/online-marketing/affiliate-marketing/affiliate-programme/
Affiliate Programme – So findest Du das passende Partnerprogramm
pricing 75 12.2× 3175 💰 Pricing
https://www.checkdomain.de/blog/online-marketing/seo-suchmaschinenoptimierung/was-tun-wenn-keiner-kommt-so-lernt-google-deine-seite-kennen/
Bei Google gefunden werden – So wirst Du online sichtbar
pricing 75 12.2× 3240 💰 Pricing
https://www.checkdomain.de/blog/domains-hosting/lexikon/was-ist-creative-commons/
Was ist Creative Commons? CC-Lizenzen im Überblick
pricing 75 12.2× 3127 💰 Pricing
https://www.checkdomain.de/blog/online-marketing/seo-suchmaschinenoptimierung/seo-trends-2024-so-bleibst-du-in-den-rankings-relevant/
SEO-Trends 2024: So bleibst du in den Rankings relevant - checkdomain Blog - Infos zu Domains & Tipps zum Bloggen
blog 75 13.6× 2774
Showing 20 of 100 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
/blog/ 125 65 0% 55.3× High JS Bloat
/pricing/ 1 0 0% 0.0× Low AI Readiness
/features/ 1 0 0% 0.0× Low AI Readiness
/contact/ 1 0 0% 0.0× Low AI Readiness
/faq/ 1 0 0% 0.0× Low AI Readiness
/integrations/ 1 0 0% 0.0× Low AI Readiness
/docs/ 1 0 0% 0.0× Low AI Readiness
/about/ 1 0 0% 0.0× Low AI Readiness
/case-studies/ 1 0 0% 0.0× Low AI Readiness
/products/ 1 0 0% 0.0× Low AI Readiness
🔗
Outbound External Citations
0 unique external domains cited across 134 pages
youtube.com ×125
linkedin.com ×125
instagram.com ×125
jobs.one ×125
facebook.com ×125
x.com ×95
wa.me ×95
policies.google.com ×16
🔄 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/checkdomain.de

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

🔗 Similar infrastructure Sites

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

Domain ACRI AI Score Tech Stack Token Bloat Schema
checkdomain.de (this site) 59 68 Custom / Proprietary 4.9× 2
shoplc.com 84 87 Custom / Proprietary 4.1× 3 Compare →
farmaciilenapofarm.ro 84 87 Custom / Proprietary 3.8× 3 Compare →
salemmaonline.com.py 84 86 Custom / Proprietary 1.6× 2 Compare →
marosbike.ro 84 87 Custom / Proprietary 3.1× 3 Compare →
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📊 Semantic Share of Voice

How often would an AI cite checkdomain.de 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 checkdomain.de. 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": "Checkdomain",
  "url": "https://checkdomain.de",
  "logo": "https://checkdomain.de/build/website/checkdomain/img/webspaces/checkdomain/favicon/favicon-96x96.76fbd06b.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": "Checkdomain",
  "url": "https://checkdomain.de",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://checkdomain.de/search?q={search_term_string}",
    "query-input": "required name=search_term_string"
  }
}
</script>
📈

Projected Impact

ROI EST.

If you apply the patches above, here's the estimated improvement for checkdomain.de:

Current Score
68
Projected Score
81
Improvement
+13 pts
Add Organization schema +6 pts
Add WebSite schema +4 pts
Reduce token bloat +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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