fielmann.de 56 D
🛡️ SEO 46 🤖 GEO 64 ⚡ Perf 34 🏗️ Arch 78

fielmann.de — Global SEODiff Score 56/100

fielmann.de
📊

With a solid 75/100 ACRI, fielmann.de is well-positioned for AI search — better than 81% of sites in the Radar. In the infrastructure sector, fielmann.de outperforms the average (57), suggesting strong competitive positioning in AI search. Server-side rendering keeps the ghost ratio near zero, giving AI systems direct access to all visible content. The bloated 50.0× token ratio highlights an urgent need to clean up non-content markup, scripts, and navigation clutter. Zero schema blocks puts this site at a disadvantage in knowledge graph and AI-answer pipelines that rely on explicit structured data. All major AI bot user-agents (GPTBot, ClaudeBot, CCBot, Google-Extended) are permitted by robots.txt, ensuring broad AI crawler access.

56
D — Global SEODiff Score
Comprehensive search visibility assessment
Below average — Performance (34) has the most room for improvement.
🎯 Top Fix: Reduce token bloat (142×) → +5–10 pts
🔬 Automated SEODiff Assessment · Snapshot: Mar 5, 2026 · 📋 API
📈 ACRI Trend 4 snapshots
Feb 23 Mar 5
🔔 Recent AI Indexing Activity
No recent changes detected by adaptive crawler.
Does your site score higher than fielmann.de?
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)46 × 0.25 = 11.5
🤖 AI Readiness / GEO (40% weight)64 × 0.40 = 25.6
⚡ Performance (20% weight)34 × 0.20 = 6.8
🏗️ Architecture & Trust (15% weight)78 × 0.15 = 11.7
Weighted sum = 11.5 + 25.6 + 6.8 + 11.7
Global SEODiff Score = 56 (D)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
99
Rendering
avg 93
61
Structure
avg 36
0
Schema
avg 9
80
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 5%
Rank #54371
+14 pts
Gap
AI (ACRI)
Top 19%
Score 75/100

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

Why fielmann.de ranks here

Tech stackNuxt.js
RenderingSSR
Schema coverage0 blocks
Token bloat50×+

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

46/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

60 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

133 chars
Good length

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✓ Exactly 1 <h1> tag — found 1
  • ✓ Has <h2> headings — found 31
  • ✗ <h2> not before <h1>

🔍 Indexability

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

🌐 Social / OpenGraph

  • ✓ og:title — Deine Brille: Fielmann. Dein Optiker – online und vor Ort.
  • ✓ og:description — Große Auswahl an Brillen, Sonnenbrillen & Kontaktlinsen✓ Geld-zurück-Garantie✓ Zufriedenheitsgarantie✓ Kostenloser Sehtest✓
  • ✗ 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

64/100 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, plodopitomnik-sad.ru (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 →
fielmann.de
54
Your ACRI Score
90
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. plodopitomnik-sad.ru has schema coverage of 12 blocks and uses Express. 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 61/100 — Good
Structured Elements 206 elements (206 lists, 0 rows, 0 headers)
Total Words1841
Raw Density11.2%

🏷️ 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

44
AI Extractability
High
Crawl Cost
None
Blocklist Risk
Extractability44/100 — AI models can partially extract answers from this page
Crawl CostHigh (100/100) — expensive for AI crawlers to process
Blocklist RiskNone — 0 of 5 AI crawlers blocked

Token Bloat Research

1%
🗑️ 99%
Useful Content (14.9 KB)Bloat (2102.8 KB)
Token Bloat Ratio50×+ — Bloated

Multimodal Readiness

Visual Context68% Optimized for Vision
Image Alt Coverage28 / 41 images have alt text

TDM Rights

TDM-Reservation HeaderNot set
X-Robots-Tag: noaiNot set
💡Your HTML is 2117.7 KB, but only 14.9 KB is text. 1% useful / 99% bloat. AI crawlers have limited context windows (e.g. 128k tokens). This level of bloat (50×+) risks context-window truncation by ChatGPT, Claude, and Gemini. Reduce inline scripts, CSS, hydration payloads, and tracking code.

🔥 Structural Entropy Check Research

0 Entropy
Poor Token Bloat: High
Noise Ratio: 99.3% · SNR: 0.01 · Signal: 3810 / Noise: 538328 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 fielmann.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
Carrera offers a wide selection of eyeglasses and sunglasses, focusing on combining sporty design with high quality and innovative technology.
Target Audience
Fashion-conscious individuals, sports enthusiasts, drivers, and anyone seeking a blend of style and performance in eyewear. Specifically targeting those who appreciate a heritage brand with a strong connection to motorsports.
Pricing Model
Variable, based on frame material and lens options. Starting from approximately €102.90 for basic frames with lenses, with prices increasing based on features and materials.
🔗 Integration Partners
AdidasPorscheZeiss
🏆 Competitive Moat
Strong brand heritage (motorsports), innovative materials and technology (replaceable lenses), and a wide range of styles appealing to a broad demographic.
📊 Content Depth
7/10
🔄 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 · 2026-03-03

🔧 Tech Stack

FrameworkNuxt.js
AI-Readiness Score80/100
Servernginx/1.29.5
CDN
HTTP Status200
Load Time1105 ms
Raw HTML Size2117.7 KB
Visible Text Size14.9 KB

Performance & Speed

34/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

1105 ms
Slow — bots may time out or deprioritise

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

📦 Page Weight

1827
DOM nodes
2118 KB
HTML payload
Heavy page — consider reducing DOM complexity

🗄️ Cache & CDN

  • ✓ Cache-Control header → s-maxage=600, stale-while-revalidate=600
  • ✗ 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

78/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

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

🔗 Linking

290
internal links
15
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-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 54/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for fielmann.de
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/fielmann.de" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=fielmann.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 66 pages · Deep-10

Homepage ACRI
54
Single-page score
-16
Moderate hidden bloat
Δ delta
Site-Wide ACRI
38
Avg across 66 pages · Range 29–49
🔍
Hidden Bloat Detected

Homepage scores 54, but internal pages average only 38 — a -16-point gap. Blogs, docs, and legacy content are dragging down AI readability site-wide.

Topical Cohesion
7%
Topical Drift
TF-IDF cosine similarity
Total Words
26760
Avg Bloat
1967.1×
RAG Fractures [?]
66
⚠️
66 RAG-Chunking Fractures Detected

Poorly formatted tables or pricing grids on 66 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.fielmann.de/brillen/marken/carrera/
Carrera Brillen - 57 Fassungen bereits ab 102,90€
pricing 49 512.1× 1029 ⚠️ RAG Fracture
https://www.fielmann.de/kontaktlinsen/marken/fresh-look/
FreshLook Kontaktlinsen günstig online kaufen | Fielmann
pricing 49 467.4× 708 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/hackett/
Hackett Brillen jetzt online kaufen | Elegant und Zeitlos
pricing 49 1089.0× 551 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/ray-ban/
Ray-Ban Brillen - 50 Fassungen bereits ab 81,90€
pricing 49 803.2× 1074 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/alexander-mcqueen/
Luxuriöse Alexander McQueen Brillen: Jetzt in Sehstärke
pricing 49 1205.2× 554 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/lacoste/
Lacoste Brillen in großer Auswahl | Fielmann
pricing 49 585.8× 982 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/escada/
Brillen & Brillenfassungen jetzt online kaufen | Fielmann
pricing 49 624.4× 1255 ⚠️ RAG Fracture
https://www.fielmann.de/kontaktlinsen/marken/miru/
Miru Kontaktlinsen online kaufen | Fielmann
pricing 49 561.6× 633 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/calvin-klein/
Calvin Klein Brillen - 97 Fassungen bereits ab 118 €
pricing 49 599.6× 1044 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/fielmann/
Klare Sicht mit Fielmann Brillen - Qualitätsbewusst und Preiswert
pricing 49 1435.0× 506 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/guess/
Guess Brillen jetzt online kaufen | Stilvoll und Modern
pricing 49 832.0× 949 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/humphreys-eyewear/
Humphrey’s Eyewear Brillen kaufen | Fielmann
pricing 49 861.6× 997 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/marc-opolo-eyewear/
Marc O´Polo Eyewear Brillen jetzt online kaufen | Chic und Hochwertig
pricing 49 897.7× 987 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/nike/
Entdecke Nike Brillen für den sportlichen Look
pricing 49 619.4× 906 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/polo-ralph-lauren/
Polo Ralph Lauren Brillen jetzt online kaufen | Klassisch und Elegant
pricing 49 1106.4× 549 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/tommy-hilfiger/
Stilvoller Durchblick: Entdecke die neuen Tommy Hilfiger Brillen!
pricing 49 646.2× 876 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/marc-jacobs/
Marc Jacobs Brillen jetzt online kaufen | Modisch und Hochwertig
pricing 49 1326.4× 519 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/longchamp/
Perfekter Durchblick mit Longchamp Brillen - Jetzt kaufen
pricing 39 1340.6× 462 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/polar/
Entdecke die Welt mit Polar Brillen - Perfekte Sicht garantiert
pricing 39 1429.2× 281 ⚠️ RAG Fracture
https://www.fielmann.de/brillen/marken/hugo/
Entdecke Hugo Brillen - Stilvolle Eyewear für Trendbewusste
pricing 39 1331.9× 449 ⚠️ RAG Fracture
Showing 20 of 66 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
/brillen/ 39 43 1% 1133.0× Bot Blocked
/kontaktlinsen/ 27 31 1% 3172.1× Bot Blocked
🔗
Outbound External Citations
0 unique external domains cited across 66 pages
instagram.com ×66
youtube.com ×66
termine.fielmann.de ×66
fielmann-group.com ×66
facebook.com ×66
linkedin.com ×66
kundenservice.fielmann.de ×66
career.fielmann.com ×66
🔄 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/fielmann.de

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

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📊 Semantic Share of Voice

How often would an AI cite fielmann.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 fielmann.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": "Fielmann",
  "url": "https://fielmann.de",
  "logo": "https://fielmann.de/favicon.ico",
  "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": "Fielmann",
  "url": "https://fielmann.de",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://fielmann.de/search?q={search_term_string}",
    "query-input": "required name=search_term_string"
  }
}
</script>
Reduce Token Bloat
Medium Impact ⏱ 1–2 hrs
Only 0% 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 Fielmann?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Fielmann does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Fielmann work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Fielmann."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

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

Current Score
75
Projected Score
93
Improvement
+18 pts
Add Organization schema +6 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