🌐DNS
1 A · 5 MX · 5 NS · 1 PTR · 1 SOA · 6 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 45d · 12 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=reject)
💻Tech Stack
Host: Jisc Services Limited · Email: Self-hosted · Apache
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✗ · Nosniff ✓
🛡️Security
B (155/215) · 1 critical · 2 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
F (30/90) · 0 MX · 0 IPs · 3 issue(s)
🔍Subdomains
2 found · 112 answered — webmail, www