🌐
DNS Records
A, AAAA, MX, NS, TXT, CNAME records
📋
WHOIS / RDAP
Registrar, creation, expiry date, status
🔒
SSL Certificate
Validity, issuer, expiry, SANs
📡
HTTP Headers
Status, server, security headers
🏠
Hosting
IP address, ASN, provider, country
📧
Mail Security
SPF and DMARC records