thirteen.org
Scanned URL: https://thirteen.org
23
π SEO Score
3 / 13 checks passed
9
π€ LLM Readiness
1 / 11 checks passed
45
β‘ Performance
5 / 11 checks passed
π Extracted Page Tags
Title Tag
None found
Meta Description
None found
H1 Heading
None found
Canonical URL
None found
π SEO Audit
23/100β Title Tag
No title found.
β Meta Description
No description found.
β H1 Tag
Found 0 H1 tags. Exactly 1 is recommended.
β Canonical URL
Missing canonical tag.
β Open Graph Tags
Found 0 OG properties (4+ recommended).
β
Indexability
Page allows indexing.
β Mobile Viewport
Missing viewport tag.
β
Image Alt Text
No images found.
β Sitemap
No sitemap found in robots.txt.
β Heading Hierarchy
Missing H1 or H2 tags.
β Internal Links
Found 0 internal links.
β HSTS Security
Missing HSTS header.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
9/100β Structured Data (JSON-LD)
No JSON-LD found.
β Schema Entities
No schema entities.
β FAQ Schema
Missing FAQ schema.
β Contextual Summary
Description too short for AI context.
β E-E-A-T (Author)
No author meta or schema.
β Organisation Schema
Missing Organization schema.
β Breadcrumb Schema
Missing BreadcrumbList.
β
AI Crawler Access
AI agents not blocked.
β Language Declaration
Missing <html> lang attribute.
β Semantic Structure
No semantic HTML5 wrappers.
β Entity Verification Links
No entity validation links.
β‘ Performance
45/100Network Waterfall (Total: 393ms)
- DNS: 253ms
- Connect: 254ms
- TTFB: 263ms
- Download: 130ms
β
Time to First Byte (TTFB)
TTFB: 263ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 0KB (Target: < 150KB).
β Text Compression
No Brotli/Gzip detected.
β
Cache Policies
Cache-Control headers set.
β CDN Usage
No CDN headers found.
β
Secure Delivery (HTTPS)
Served securely.
β Modern Protocol
Using HTTP/1.1.
β Native Lazy Loading
No lazy loading detected.
β Minified Assets
No minified assets linked.
β Preload / Preconnect Hints
Missing preload/preconnect hints.
β
Character Set
UTF-8 declared.
π‘οΈ Security & Blacklist
Cleanβ
Domain is clean.
β
Spamhaus DBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
SURBLVerify β
Not listed β no threats detected.
β
URIBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
Google Safe BrowsingVerify β
No unsafe content found per Google Safe Browsing.
π WHOIS
Registrar
Network Solutions, LLC
Expires
2026-10-08
Registered
1997-11-01
Last Updated
2024-10-28
Status
client transfer prohibited
Name Servers
ns1.thirteen.org, ns3.thirteen.org, ns2.thirteen.org, ns4.thirteen.org
π DNS Records
| Type | Value |
|---|---|
| A | 15.197.251.102 |
| A | 3.33.224.214 |
| MX | thirteen-org.mail.protection.outlook.com |
| TXT | PdiDfZx7V9toa6Y8eehLBBLex29PUdqnJKhqnvUEnQ2ESSVMI56x7YiFsJgdwzljFyKfR5GF+zNNlNUGhqXWWQ== |
| TXT | MS=ms53992369 |
| TXT | ZOOM_verify_fSsOw8-KS8yx5HhOtU89fw |
| TXT | v=spf1 a mx ip4:209.160.160.0/24 ip4:209.178.246.0/24 ip4:38.94.171.0/24 ip4:216.235.195.0/24 ip4:52.71.125.57 include:outboundmail.convio.net include:spf.protection.outlook.com ~all |
| TXT | docusign=f1f94663-59bd-4cb5-a317-ea7cd86e4646 |
| TXT | docusign=6eea8c77-5b3b-414a-873d-72e74df46a7d |
| TXT | airtable-verification=a7ca70dd239e16513dcdbc7f5e89abac |
| TXT | amazonses:+rJ1nQLSaFNH12v0+b1+0MmewmGcgYlDGpxSlyOjjg8= |
| TXT | IFHKQM8J2LIC3BAWBNLFE0WULU5P7SGVVK77K80H1 |
| TXT | amazonses:F7cNLqPhG8/NzCuk/PRp0E0UGIY8S38f9Sw5Coz4RhQ= |
| TXT | apple-domain-verification=C4pAR7Z2ybMLwFpY |
| TXT | google-site-verification=ajDVQibpymdyjIdr3TTUyyw5i2Al23F4NWNzS1ioDfQ |
| TXT | atlassian-domain-verification=SFsJL4H8mvSaHXTjYvqSZk63ueathDMP5JTQj2/PwupvL/OWFVntR24ny35DqfpH |
| NS | ns3.thirteen.org |
| NS | ns2.thirteen.org |
| NS | ns4.thirteen.org |
| NS | ns1.thirteen.org |