sestka.cz
HTML metadata
Technology
- Server
- Apache
Third-party hosts loaded (1)
- triobodistribution.blob.core.windows.net×2
DNS records live
- NS
-
- ns1.wia.cz
- ns2.wia.cz
- MX
-
- 10 p6.mepnet.cz
Email authentication weak
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
E7
Expires in 62 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=15552000; includeSubDomains