njbraun.de
HTML metadata
Technology
- Server
- nginx
Registration
- Updated
- 2025-08-31
- Name servers
-
- root-dns.netcup.net.
- second-dns.netcup.net.
- third-dns.netcup.net.
DNS records live
- NS
-
- root-dns.netcup.net
- second-dns.netcup.net
- third-dns.netcup.net
- MX
-
- 10 mail.njbraun.de
- 50 mxe893.netcup.net
Email authentication weak
- SPF
-
v=spf1 mx a include:_spf.webhosting.systems ~allsoftfail (~all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
R12
Expires in 19 days
HTTP security headers
- present
-
- strict-transport-security
- content-security-policy
- x-frame-options
- x-content-type-options
- referrer-policy
- permissions-policy
Header values
- referrer-policy
no-referrer- x-frame-options
DENY- permissions-policy
geolocation=(), microphone=(), camera=(), payment=(), usb=()- x-content-type-options
nosniff- content-security-policy
default-src 'none'; frame-ancestors 'none'; base-uri 'none'; form-action 'none';- strict-transport-security
max-age=15768000; includeSubDomains, max-age=63072000; includeSubDomains; preload