🌐DNS
1 A · 3 MX · 4 NS · 1 PTR · 1 SOA · 2 TXT
🔒SSL/TLS
Hellenic Academic and Research Institutions CA · TLSv1.3 · expires in 192d · 3 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗ (p=none)
💻Tech Stack
Host: Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. · Email: Self-hosted · Apache
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
B (155/215) · 1 critical · 2 high
⚠️Threats
risk: low · 1 recommendation(s)
📈Deliverability
A+ (95/100) · 3 MX · 3 IPs · 1 issue(s)
🔍Subdomains
4 found · 112 answered — imap, mail, smtp, www
📚Web Archive
no snapshots found