🌐DNS
1 A · 5 MX · 2 NS · 1 SOA · 4 TXT
🔒SSL/TLS
Sectigo Limited · TLSv1.2 · expires in 59d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗
💻Tech Stack
Host: Hanyang University · Email: Google Workspace
📡HTTP
2 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✓ · Nosniff ✓
🛡️Security
C (150/215) · 1 critical · 2 high
📈Deliverability
B (76/90) · 5 MX · 10 IPs · 3 issue(s)
🔍Subdomains
4 found · 112 answered — email, m, www, www2
📚Web Archive
no snapshots found