janamartincova.cz
HTML metadata
Technology
- Server
- nginx
- Analytics
-
- Google Tag Manager
Third-party hosts loaded (4)
- janamartincova.com×1
- janamartincova.pl×1
- janamartincova.sk×1
- www.googletagmanager.com×1
Social
DNS records live
- NS
-
- ns.web4u.cz
- ns2.web4u.cz
- MX
-
- 10 mx.web4u.cz
- Verified for
-
Email authentication weak
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
R13
Expires in 68 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- x-content-type-options
- referrer-policy
- findings
-
- missing Content Security Policy
- missing Permissions Policy
Header values
- referrer-policy
strict-origin-when-cross-origin- x-frame-options
sameorigin- x-content-type-options
nosniff- strict-transport-security
max-age=31536000; includeSubDomains;