schueleranmeldung.de
HTML metadata
Registration
- Updated
- 2024-08-28
- Name servers
-
- pns.dtag.de.
- secondary006.dtag.net.
DNS records live
- NS
-
- pns.dtag.de
- secondary006.dtag.net
- MX
-
- 10 mx.krz.de
- Verified for
-
Email authentication strong
- SPF
-
v=spf1 mx include:spf.owl-it.de -allstrict (-all) - DMARC
-
v=DMARC1;p=reject;pct=100;adkim=s;aspf=s;policy: reject (enforced) - DKIM
- no key found at common selectors
Certificate (current)
Sectigo Public Server Authentication CA DV R36
Expires in 233 days
HTTP security headers
- present
-
- x-frame-options
- x-content-type-options
- findings
-
- missing HSTS
- missing Content Security Policy
- missing Referrer Policy
- missing Permissions Policy
Header values
- x-frame-options
SAMEORIGIN- x-content-type-options
nosniff