Domain Intelligence Platform
Shortcuts
Toggle theme
Results for
www.seitlin.com
seitlin.com
com
Registrar
Creation Date
DNSSEC
DNS
DNS Map
Whois
Certs
Subdomains
Security Headers
Email Auth
Security.txt
Vulnerability Disclosure
security.txt — RFC 9116
/.well-known/security.txt
/security.txt (legacy)
Fetch Warnings
ContentTypeNotTextPlain("text/html"): Content-Type is 'text/html' but expected 'text/plain' per RFC 9116 Section 3
ContentIsHtml: Response body is HTML, not a valid security.txt file (likely a redirect or custom error page)
Raw security.txt