📄WHOIS
MarkMonitor Inc. · registered 6 years ago · expires 8/23/2027
🌐DNS
1 A · 2 MX · 6 NS · 1 PTR · 1 SOA · 2 TXT
🔒SSL/TLS
DigiCert Inc · TLSv1.3 · expires in 152d · 57 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗
💻Tech Stack
Host: Google LLC · Email: Self-hosted · OpenResty
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✓ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (145/215) · 1 critical · 2 high
📈Deliverability
B (70/90) · 2 MX · 3 IPs · 5 issue(s)
🔍Subdomains
5 found · 92 answered (20 timed out) — imap, mail, pop3, smtp, www