🌐DNS
1 A · 4 MX · 5 NS · 6 CAA · 1 SOA · 7 TXT
🔒SSL/TLS
Hellenic Academic and Research Institutions CA · TLSv1.3 · expires in 123d · 14 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=quarantine)
💻Tech Stack
Host: Bundesrechenzentrum GmbH · Email: Self-hosted · Apache · Next.js
📡HTTP
2 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (170/225) · 1 critical · 2 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
A (88/100) · 4 MX · 4 IPs · 2 issue(s)
🔍Subdomains
2 found · 113 answered — www, www2