felixkrusch.com
HTML metadata
Technology
- CDN
- Fastly
- Server
- GitHub.com
- CMS
- Next.js
Social
Contact
- Phone
Registration
- Registrar
- Squarespace Domains II LLC
- Created
- 2004-04-28
- Expires
- 2027-04-28 343 days left
- Updated
- 2026-04-13
- Name servers
-
- ns5.kasserver.com
- ns6.kasserver.com
DNS records live
- NS
-
- ns5.kasserver.com
- ns6.kasserver.com
- MX
-
- 10 mail.protonmail.ch
- 20 mailsec.protonmail.ch
- TXT
-
protonmail-verification=a45bbbc343006177828e45859185e105f28f579e
- Verified for
-
Email authentication strong
- SPF
-
v=spf1 include:_spf.protonmail.ch ~allsoftfail (~all) - DMARC
-
v=DMARC1; p=quarantinepolicy: quarantine - DKIM
- no key found at common selectors
Certificate (current)
R13
Expires in 57 days
HTTP security headers
- present
-
- strict-transport-security
- findings
-
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- strict-transport-security
max-age=31556952