📄WHOIS
Alibaba Cloud Computing (Beijing) Co., Ltd. · registered 28 years ago · expires 4/6/2028
🌐DNS
1 A · 1 MX · 2 NS · 1 SOA · 7 TXT
🔒SSL/TLS
DigiCert, Inc. · TLSv1.2 · expires in 196d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=quarantine)
💻Tech Stack
Host: Zenlayer Inc · Email: Microsoft 365 · nginx
📡HTTP
3 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (140/215) · 1 critical · 2 high
📈Deliverability
D (38/90) · 0 MX · 0 IPs · 3 issue(s)
🔍Subdomains
4 found · 112 answered — ci, help, smtp, support
📚Web Archive
no snapshots found