rulebooks.ai
HTML metadata
Technology
- CDN
- Cloudflare
- jQuery
- 3.5.1
- Analytics
-
- Google Tag Manager
- Fonts
-
- Google Fonts
Third-party hosts loaded (7)
- cdn.prod.website-files.com×17
- www.googletagmanager.com×4
- cdn.jsdelivr.net×2
- fonts.googleapis.com×2
- d3e54v103j8qbb.cloudfront.net×1
- fonts.gstatic.com×1
- www.google.com×1
Social
Registration
- Registrar
- EuroDNS S.A.
- Created
- 2020-06-06
- Expires
- 2028-06-06 732 days left
- Updated
- 2026-05-31
- Name servers
-
- ns-cloud-b1.googledomains.com
- ns-cloud-b2.googledomains.com
- ns-cloud-b3.googledomains.com
- ns-cloud-b4.googledomains.com
DNS records live
- NS
-
- ns-cloud-b1.googledomains.com
- ns-cloud-b2.googledomains.com
- ns-cloud-b3.googledomains.com
- ns-cloud-b4.googledomains.com
- MX
-
- 10 mx.sendgrid.net
- Verified for
-
Email authentication weak
- SPF
- not published
- DMARC
- not published
- DKIM
-
- s1:
k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqCPQDFUiMcqgEzYWdUH9mSSQCBMlQomQ4Kq9Lkb2rYHLTDFiiwi0M7bKkS0tgDohh9taWqHDVTJQ9gpxMV… - s2:
k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDUXnc0her32whuQCW3JqxQiYGCLIWmwoRivfGCWMn5OJk9sGFwChy67Tgz8c2dS9g1YGMhr5jM9S5zt7hOa1HGXx…
selectors probed - s1:
Certificate (current)
R13
Expires in 75 days
HTTP security headers
- present
-
- strict-transport-security
- findings
-
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- strict-transport-security
max-age=31536000