📄WHOIS
Hong Kong Domain Name Registration Company Limited · expires 7/6/2033
🌐DNS
1 A · 2 MX · 7 NS · 22 CAA · 1 PTR · 1 SOA · 7 TXT
🔒SSL/TLS
DigiCert, Inc. · TLSv1.2 · expires in 147d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗ (p=none)
💻Tech Stack
Host: The University of Hong Kong · Email: Self-hosted · Apache
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (170/215) · 1 critical · 1 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
A (93/100) · 2 MX · 2 IPs · 2 issue(s)
🔍Subdomains
8 found · 87 answered (25 timed out) — api, autodiscover, m, mail, ns2, ns3 +2 more
📚Web Archive
no snapshots found