spon.de
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Hosting Provider
IP Address
213.95.144.77
Site Location
🇩🇪 Germanyvia tld
Server Location
🇩🇪 Frankfurt am Main, Germany
ASN
AS12337
Organization
SPIEGEL-Verlag Rudolf Augstein GmbH & Co.
CDN
CDN
Nameservers
Performance
Core Web Vitals
Weight
Image Optimization
Architecture Stack
Progressive Web App
Technology Stack
6 Technologies Detected
Advertising
2CSS Frameworks
1Customer Support
1SEO Analysis
DER SPIEGEL | Online-Nachrichten
Deutschlands führende Nachrichtenseite. Alles Wichtige aus Politik, Wirtschaft, Sport, Kultur, Wissenschaft, Technik und mehr.
Recommended: 50-60 chars (~193px / 580px)
Recommended: 120-160 chars
Issues (2)
- • Missing H1 tag — every page should have exactly one H1
- • Most images missing alt text (526/591) — critical for accessibility and SEO
6 issues found
Upgrade to view detailsCrawlability
Type: standard
142 URLs
97 rules
Sitemap reference found
Local 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
6/14 accessibleMachine Readability
Structured Data
1 JSON-LDCitation 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
187d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
DigiCert Inc
Key Algorithm
RSA (2048 bit)
Signature
SHA-256 with RSA
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2+H3
Valid From
05.12.2025
Valid Until
04.12.2026
OCSP Stapling
Enabled
Subject Alternative Names (3)
SHA-256 Fingerprint
8B:A5:5E:8A:B3:EB:52:5F:17:DA:CE:A3:A0:DF:40:3A:88:07:40:42...
Top Recommendations
Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Microsoft 365
Score
95
DMARC Policy
None (Monitor Only)
MX Records (1)
Domain Information
spon.de
Last Updated
09.07.2020
Privacy & Compliance
Quantcast Choice
GDPR Indicators
Mobile Compatibility
Viewport & Responsive Test
width=device-width,initial-scale=1,user-scalable=yes- •Mobile compatibility recommendation preview...
Typography & Readability
Constantia + sans-serif
16px · LH 1.26
4.04:1 min contrast
2 fonts · 14 req
Heading Font
Constantia
Body Font
sans-serif
Contrast Ratio
4.04:1
6 issuesReading Comfort
~39 CPL
Narrow lines✅ Excellent readability: 16px body text is ideal for all devices.
⚠️ Tight line spacing (1.26). Increase to 1.4–1.6 for better readability.
⚠️ Partial contrast: 6 elements below WCAG AA threshold (min 4.0:1).
❌ Missing H1: Every page should have exactly one H1 element for SEO and accessibility.
✅ Lean font stack: 2 font families keeps load times fast.
✅ Smart font loading: font-display: swap prevents invisible text during load (FOIT).
Color Palette
9 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
Website Identity
Homepage
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Historical Analysis & Change Tracking