shadowserver.org
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Hosting Provider
IP Address
103.41.71.79
Site Location
🇺🇸 United Statesvia ip
Server Location
🇺🇸 Cambridge, United States
ASN
AS213120
Organization
Akamai Technologies, Inc
Server
BunnyCDN-IL1-1232
CDN
CDN
Nameservers
Performance
Core Web Vitals
Weight
Image Optimization
Architecture Stack
Progressive Web App
Technology Stack
7 Technologies Detected
Plugins
2CSS Frameworks
1Fonts
1Analytics
1CDN
1Security
1SEO Analysis
The Shadowserver Foundation
The Shadowserver Foundation is a nonprofit security organization working altruistically behind the scenes to make the Internet more secure for everyone.
Recommended: 50-60 chars (~168px / 580px)
Recommended: 120-160 chars
Issues (1)
- • Missing H1 tag — every page should have exactly one H1
9 issues found
Upgrade to view detailsCrawlability
Type: index
5 URLs
5 sub-sitemaps
2 rules
Allows all crawlers
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
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
276d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
Sectigo Limited
Key Algorithm
RSA (2048 bit)
Signature
SHA-256 with RSA
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2
Valid From
02.01.2026
Valid Until
02.02.2027
OCSP Stapling
Enabled
Subject Alternative Names (3)
SHA-256 Fingerprint
46:FD:A2:63:5B:0C:9A:2A:E1:E9:16:C0:A8:51:C5:BB:73:BE:DC:18...
Top Recommendations
Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Custom Mail Server
Score
68
DMARC Policy
Quarantine (Moderate)
MX Records (2)
Domain Information
shadowserver.org
Created
29.03.2004
Expires
08.11.2034
Last Updated
17.11.2024
Registrar
GoDaddy.com, LLC
Privacy & Compliance
GDPR Indicators
Mobile Compatibility
Viewport & Responsive Test
width=device-width, initial-scale=1- •Mobile compatibility recommendation preview...
Typography & Readability
Helvetica Neue
15px · LH 1.80
1.12:1 min contrast
System fonts
Heading Font
Helvetica Neue
Body Font
Helvetica Neue
Contrast Ratio
1.12:1
2 issuesReading Comfort
~38 CPL
Narrow lines⚠️ Small text: 15px may strain on mobile. Use ≥16px for WCAG compliance.
❌ Very complex text: Flesch score 15/100. Consider shorter sentences and simpler words.
⚠️ Partial contrast: 2 elements below WCAG AA threshold (min 1.1:1).
❌ Missing H1: Every page should have exactly one H1 element for SEO and accessibility.
✅ System fonts: Zero font loading delay — best possible LCP impact.
Color Palette
6 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
25 Resources
Top Script Sources
Website Identity
shadowserver.org
Social Profiles
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Historical Analysis & Change Tracking