📄WHOIS
Hong Kong Domain Name Registration Company Limited · expires 1/9/2030
🌐DNS
1 A · 4 MX · 2 NS · 1 PTR · 1 SOA · 10 TXT
🔒SSL/TLS
invalid — Sectigo Limited · TLSv1.2 · ⚠ -995d left · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗
💻Tech Stack
Host: Hong Kong Baptist University · Email: Self-hosted · Apache
📡HTTP
HTTP 400 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (145/215) · 1 critical · 2 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
F (20/90) · 0 MX · 0 IPs · 4 issue(s)
🔍Subdomains
3 found · 112 answered — autodiscover, www, www2
📚Web Archive
no snapshots found