holstenart.de
HTML metadata
Technology
- Server
- nginx
Social
Contact
- Address
- st of exhibitors 2025
Registration
- Updated
- 2022-02-17
- Name servers
-
- ns1a.dodns.net.
- ns2a.dodns.net.
DNS records live
- NS
-
- ns1a.dodns.net
- ns2a.dodns.net
Email authentication no MX
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
R12
Expires in 36 days
HTTP security headers
- present
-
- x-frame-options
- x-content-type-options
- referrer-policy
- permissions-policy
- findings
-
- missing HSTS
- missing Content Security Policy
Header values
- referrer-policy
no-referrer-when-downgrade, strict-origin-when-cross-origin- x-frame-options
SAMEORIGIN- permissions-policy
interest-cohort=()- x-content-type-options
nosniff