absolventenkongress.de
HTML metadata
Technology
- Server
- nginx
Third-party hosts loaded (5)
- cdn.jsdelivr.net×2
- cdnjs.cloudflare.com×1
- code.jquery.com×1
- kit.fontawesome.com×1
- privacy-seal.heydata.eu×1
Social
Registration
- Updated
- 2025-06-30
- Name servers
-
- helium.ns.hetzner.de.
- hydrogen.ns.hetzner.com.
- oxygen.ns.hetzner.com.
DNS records live
- NS
-
- helium.ns.hetzner.de
- hydrogen.ns.hetzner.com
- oxygen.ns.hetzner.com
- MX
-
- 10 alt1.aspmx.l.google.com
- 10 alt2.aspmx.l.google.com
- 10 alt3.aspmx.l.google.com
- 10 alt4.aspmx.l.google.com
- 10 aspmx.l.google.com
Email authentication weak
- SPF
- not published
- DMARC
-
v=DMARC1; p=none; rua=mailto:dmarc@smtp-staging.mailtrap.net; ruf=mailto:dmarc@smtp-staging.mailtrap.net; rf=afrf; pct=100policy: none (monitoring only) - DKIM
- no key found at common selectors
Certificate (current)
E7
Expires in 73 days
HTTP security headers
- present
-
- content-security-policy
- x-frame-options
- x-content-type-options
- permissions-policy
- findings
-
- missing HSTS
- weak frame protection
- missing Referrer Policy
Header values
- x-frame-options
SAMEORIGIN, ALLOW-FROM https://admin.absolventenkongress.de- permissions-policy
interest-cohort=()- x-content-type-options
nosniff- content-security-policy
frame-ancestors 'self' https://admin.absolventenkongress.de;