📄WHOIS
22net, Inc. · registered 15 years ago · expires 8/7/2029
🌐DNS
1 A · 1 MX · 2 NS · 1 SOA · 2 TXT
🔒SSL/TLS
DigiCert, Inc. · TLSv1.3 · expires in 69d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=reject)
💻Tech Stack
Host: Tencent Cloud · Email: Self-hosted · nginx
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (140/215) · 1 critical · 2 high
📈Deliverability
D (36/90) · 1 MX · 0 IPs · 3 issue(s)
🔍Subdomains
wildcard DNS — every guessed name resolves
📚Web Archive
first snapshot 2011-02-07 · 15y archived