belegungskalender-kostenlos.de
HTML metadata
Technology
- Server
- Apache
- Ads
-
- Google AdSense
Third-party hosts loaded (1)
- pagead2.googlesyndication.com×1
Registration
- Updated
- 2021-11-22
- Name servers
-
- ns1.nicns.net.
- ns2.nicns.net.
- ns3.nicns.net.
DNS records live
- NS
-
- ns1.nicns.net
- ns2.nicns.net
- ns3.nicns.net
- MX
-
- 10 gb80.ferien-netzwerk.de
- Verified for
-
Email authentication weak
- SPF
-
v=spf1 mx ip4:212.132.74.143 ip4:23.88.6.183 ip6:2a02:247a:274:c00::1 ip6:2a01:4f8:272:3dc7::2 mx:gb80.ferien-netzwerk.de -allstrict (-all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificates
Loading certificate
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=31536000; includeSubDomains; preload