🌐DNS
1 A · 4 MX · 4 NS · 4 CAA · 1 PTR · 1 SOA · 8 TXT
🔒SSL/TLS
Hellenic Academic and Research Institutions CA · TLSv1.3 · expires in 199d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: Universitaet Graz · Email: Self-hosted · nginx
📡HTTP
3 redirect → 200 · HSTS ✗ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (170/215) · 1 critical · 1 high
⚠️Threats
risk: low · 1 recommendation(s)
📈Deliverability
A (78/90) · 4 MX · 4 IPs · 3 issue(s)
🔍Subdomains
1 found · 112 answered — www
📚Web Archive
first snapshot 2001-02-17 · 25y archived