shadowserver.org

Scanned URL: https://shadowserver.org

📅 Scan completed: April 18, 2026 at 4:10 PM

48
/ 100
F
Poor
Overall Domain Score
SEO 46 · LLM 45 · Perf 55
46

πŸ” SEO Score

6 / 13 checks passed

45

πŸ€– LLM Readiness

5 / 11 checks passed

55

⚑ Performance

6 / 11 checks passed

πŸ“ Extracted Page Tags
Title Tag
The Shadowserver Foundation
Meta Description
The Shadowserver Foundation is a nonprofit security organization working altruistically behind the scenes to make the Internet more secure for everyone.
H1 Heading
None found
Canonical URL
https://www.shadowserver.org/
πŸ” SEO Audit
46/100
❌ Title Tag
Length: 27 chars (Ideal: 30-60).
βœ… Meta Description
Length: 152 chars (Ideal: 50-160).
❌ H1 Tag
Found 0 H1 tags. Exactly 1 is recommended.
βœ… Canonical URL
Canonical URL is set.
❌ Open Graph Tags
Found 0 OG properties (4+ recommended).
βœ… Indexability
Page allows indexing.
βœ… Mobile Viewport
Viewport meta tag present.
❌ Image Alt Text
7 of 24 images missing alt.
❌ Sitemap
No sitemap found in robots.txt.
❌ Heading Hierarchy
Missing H1 or H2 tags.
βœ… Internal Links
Found 49 internal links.
❌ HSTS Security
Missing HSTS header.
βœ… HTTPS
Loads securely over HTTPS.
πŸ€– LLMO
45/100
❌ Structured Data (JSON-LD)
No JSON-LD found.
❌ Schema Entities
No schema entities.
❌ FAQ Schema
Missing FAQ schema.
βœ… Contextual Summary
Description provides good AI context.
❌ E-E-A-T (Author)
No author meta or schema.
❌ Organisation Schema
Missing Organization schema.
❌ Breadcrumb Schema
Missing BreadcrumbList.
βœ… AI Crawler Access
AI agents not blocked.
βœ… Language Declaration
Language set to 'en-US'.
βœ… Semantic Structure
Uses <main> or <article>.
βœ… Entity Verification Links
Social/publisher profiles linked.
⚑ Performance
55/100
Network Waterfall (Total: 1083ms)
  • DNS: 253ms
  • Connect: 339ms
  • TTFB: 601ms
  • Download: 482ms
❌ Time to First Byte (TTFB)
TTFB: 601ms (Target: < 600ms).
βœ… HTML Payload Size
Raw HTML: 11.1KB (Target: < 150KB).
βœ… Text Compression
Compression enabled (gzip).
βœ… Cache Policies
Cache-Control headers set.
❌ CDN Usage
No CDN headers found.
βœ… Secure Delivery (HTTPS)
Served securely.
❌ Modern Protocol
Using HTTP/1.1.
❌ Native Lazy Loading
No lazy loading detected.
βœ… Minified Assets
Minified .js/.css referenced.
❌ Preload / Preconnect Hints
Missing preload/preconnect hints.
βœ… Character Set
UTF-8 declared.
πŸ›‘οΈ Security & Blacklist
Clean
βœ… Domain is clean.
βœ… Spamhaus DBLVerify β†—
Lookup inconclusive β€” use the Verify link to check manually.
βœ… SURBLVerify β†—
Not listed β€” no threats detected.
βœ… URIBLVerify β†—
Lookup inconclusive β€” use the Verify link to check manually.
βœ… Google Safe BrowsingVerify β†—
No unsafe content found per Google Safe Browsing.
βš™οΈ Technologies
CMS
WordPress
E-Commerce
Magento
Analytics & Tracking
Google AnalyticsGoogle Tag Manager
πŸ“‹ WHOIS
Registrar
GoDaddy.com, LLC
Registered
2004-03-29T04:50:33Z
Expires
2034-11-08T14:52:03Z
Last Updated
2024-11-17T17:02:28Z
Status
clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited, clientRenewProhibited https://icann.org/epp#clientRenewProhibited, clientTransferProhibited https://icann.org/epp#clientTransferProhibited, clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Servers
ns1.shadowserver.net, ns2.shadowserver.net, ns3.shadowserver.net
πŸ”— DNS Records
TypeValue
A103.41.71.79
MXmx2.shadowserver.org
MXmail.shadowserver.org
TXTv=DMARC1; p=quarantine; rua=mailto:dmarc@shadowserver.org; ruf=mailto:dmarc-stats@shadowserver.org; pct=100
TXTv=spf1 ip4:154.9.2.12 ip4:65.49.51.50 ~all
TXTMS=67DB28A53B2115CEBD50B67E69C7B086BDAFB8DA
TXTgoogle-site-verification=tiVxSpYg2xBbmxJY9KRvIqRhw4CN6v-Tw9cU5V04gJ4
NSns2.shadowserver.org
NSns3.shadowserver.org
NSns1.shadowserver.org
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