doubravnik.cz
HTML metadata
Technology
- Server
- openresty
Third-party hosts loaded (2)
- toplist.cz×2
- www.slunecno.cz×1
Social
DNS records live
- NS
-
- ns.forpsi.cz
- ns.forpsi.it
- ns.forpsi.net
- MX
-
- 10 mailin1.doubravnik.cz
Email authentication weak
- SPF
-
v=spf1 a mx include:_spf.m1.websupport.sk ?allneutral (?all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
R12
Expires in 70 days
HTTP security headers
- present
-
- content-security-policy
- findings
-
- missing HSTS
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- content-security-policy
upgrade-insecure-requests