📄WHOIS
CNOBIN INFORMATION TECHNOLOGY LIMITED · registered 22 years ago · expires 1/12/2028
🌐DNS
1 A · 1 MX · 2 NS · 1 PTR · 1 SOA · 2 TXT
🔒SSL/TLS
invalid — Let's Encrypt · TLSv1.2 · ⚠ -1d left · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗ (p=none)
💻Tech Stack
Host: Afranet · Email: Self-hosted · Cloudflare
📡HTTP
2 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (140/215) · 1 critical · 2 high
📈Deliverability
A (79/90) · 1 MX · 1 IPs · 4 issue(s)
🔍Subdomains
2 found · 98 answered (14 timed out) — mail, www
📚Web Archive
no snapshots found