gruenderlexikon.de
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Performance
Core Web Vitals
Weight
Architecture Stack
Progressive Web App
Technology Stack
5 Technologies Detected
Analytics
2CSS Frameworks
1Icon Libraries
1Web Servers
1SEO Analysis
Existenzgründung richtig machen - Gründerlexikon
Mit der Checkliste zur Existenzgründung ✅ Schritt für Schritt selbständig machen ✅. Seit 2004 vertrauen Millionen Leser dem Gründerlexikon. Auch Sie sollten ...
Recommended: 50-60 chars (~292px / 580px)
Recommended: 120-160 chars
Issues (1)
- • Most images missing alt text (17/30) — critical for accessibility and SEO
7 issues found
Upgrade to view detailsLocal SEO
Local Search Readiness
This site doesn't appear to be a local business. Local SEO signals are optional for non-local websites.
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AI & LLM Readiness
AI Bot Access
14/14 accessibleMachine Readability
Structured Data
No SchemaCitation Readiness
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Accessibility
WCAG 2.1 Compliance
- •Accessibility recommendation preview...
Carbon Footprint
SWDM v4 · Eco-Score
- •Carbon footprint recommendation preview...
Security Score
HTTPS
No WAF
87d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
Let's Encrypt
Key Algorithm
RSA (2048 bit)
Signature
SHA-256 with RSA
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2
Valid From
14.05.2026
Valid Until
12.08.2026
Subject Alternative Names (4)
SHA-256 Fingerprint
14:31:B7:88:FB:A7:D8:BC:ED:DC:B6:28:0C:D6:B1:AE:60:8A:F1:E4...
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Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Google Workspace
Score
45
MX Records (5)
+1 more
Domain Information
gruenderlexikon.de
Last Updated
06.11.2019
Privacy & Compliance
Quantcast Choice
GDPR Indicators
Mobile Compatibility
Viewport & Responsive Test
width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0- •Mobile compatibility recommendation preview...
Typography & Readability
Open Sans
16px · LH 1.50
1.5x ratio · ✓ H1→H6
1.03:1 min contrast
2 fonts · 5 req
Heading Font
Open Sans
Body Font
Open Sans
Contrast Ratio
1.03:1
45 issuesReading Comfort
~37 CPL
Narrow lines✅ Excellent readability: 16px body text is ideal for all devices.
✅ Optimal line spacing: 1.50 ratio (ideal range 1.4–1.6).
❌ Very complex text: Flesch score 23/100. Consider shorter sentences and simpler words.
❌ Low contrast: 45 elements fail WCAG AA (min 1.0:1). Increase text/background contrast.
✅ Perfect heading hierarchy: Sequential h1→h2→h3 with single H1 — ideal for SEO & accessibility.
❌ Pure vw font sizes: Viewport units alone break browser zoom (WCAG 1.4.4 fail). Use clamp(rem, vw, rem).
Color Palette
10 unique colorsBusiness & Marketing Stack
1 Tools Detected
1
Categories
1
Total Tools
0
Enterprise
0
Mid-Market
Assessment: Growing marketing technology adoption
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Scripts & Styles
10 Resources
Top Script Sources
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Historical Analysis & Change Tracking