nick-helfenbein.com
HTML metadata
Technology
- Server
- nginx
Third-party hosts loaded (3)
- unpkg.com×4
- cdn.jsdelivr.net×2
- code.jquery.com×1
Social
Contact
Registration
- Registrar
- united-domains GmbH
- Created
- 2022-12-28
- Expires
- 2026-12-28 221 days left
- Updated
- 2026-03-20
- Name servers
-
- ns1.asok.de
- ns2.asok.de
- ns3.asok.de
DNS records live
- NS
-
- ns1.asok.de
- ns2.asok.de
- ns3.asok.de
- MX
-
- 50 caesium.selfhost.de
- Verified for
-
Email authentication weak
- SPF
-
v=spf1 mx a -allstrict (-all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
R13
Expires in 21 days
HTTP security headers
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy