der-sack.de
HTML metadata
Technology
- Server
- nginx
Registration
- Updated
- 2026-02-19
- Name servers
-
- ns1.your-server.de.
- ns3.second-ns.de.
- ns.second-ns.com.
DNS records live
- NS
-
- ns.second-ns.com
- ns1.your-server.de
- ns3.second-ns.de
- MX
-
- 10 dersack-de0i.mail.protection.outlook.com
- TXT
-
MS=ms22659102google-site-verification=_8NtM0MCN7e9t_agO3Q-EtjqCK6bwS5sxz66GPR2DZM
Email authentication weak
- SPF
-
v=spf1 ip4:217.72.131.83 include:spf.protection.outlook.com -allstrict (-all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
E7
Expires in 70 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- x-content-type-options
- referrer-policy
- findings
-
- missing Content Security Policy
- weak frame protection
- weak content type protection
- missing Permissions Policy
Header values
- referrer-policy
origin- x-frame-options
DENY, DENY- x-content-type-options
nosniff, nosniff- strict-transport-security
max-age=31536000; includeSubDomains, max-age=31536000; includeSubDomains; preload