📄WHOIS
22net, Inc. · registered 24 years ago · expires 2/27/2029
🌐DNS
1 A · 2 MX · 2 NS · 1 SOA · 2 TXT · 1 AAAA
🔒SSL/TLS
Asseco Data Systems S.A. · TLSv1.3 · expires in 205d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗
💻Tech Stack
Host: CHINANET Guangdong province network · Email: Self-hosted · nginx
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
B (155/215) · 1 critical · 2 high
📈Deliverability
C (55/90) · 2 MX · 4 IPs · 8 issue(s)
🔍Subdomains
2 found · 112 answered — m, www