undergrounded.de
HTML metadata
Technology
- Server
- Apache
Social
Registration
- Updated
- 2025-06-18
- Name servers
-
- ns3.stratoserver.net.
- ns4.stratoserver.net.
DNS records live
- NS
-
- ns3.stratoserver.net
- ns4.stratoserver.net
- MX
-
- 10 undergrounded.de
- 100 relay.rzone.de
Email authentication partial
- SPF
-
v=spf1 mx ~allsoftfail (~all) - DMARC
-
v=DMARC1; p=nonepolicy: none (monitoring only) - DKIM
-
- default:
v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsQAGwoSq/NLpUxbjByE7L9d9TcyrlKm66KhhAw+SK85S6qEAcrurVcZkSpXieDfZcqXpt1HGYjdZcREg4cb3e…
selectors probed - default:
Certificate (current)
R12
Expires in 26 days
HTTP security headers
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy