lettermodel.org
HTML metadata
Technology
- Server
- nginx
Third-party hosts loaded (1)
- live.staticflickr.com×4
Social
Registration
- Registrar
- Key-Systems GmbH
- Created
- 2008-02-21
- Expires
- 2027-02-21 262 days left
- Updated
- 2026-04-07
- Name servers
-
- ns4.cj2.nl
- ns3.cj2.nl
DNS records live
- NS
-
- ns3.cj2.nl
- ns4.cj2.nl
- MX
-
- 10 mail.lettermodel.org
Email authentication weak
- SPF
-
v=spf1 a mx ip4:213.132.200.250 ~allsoftfail (~all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
Sectigo Public Server Authentication CA DV R36
Expires in 182 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- x-content-type-options
- referrer-policy
- findings
-
- missing Content Security Policy
- missing Permissions Policy
Header values
- referrer-policy
same-origin- x-frame-options
SAMEORIGIN- x-content-type-options
nosniff- strict-transport-security
max-age=63072000; includeSubDomains; preload