📄WHOIS
Key-Systems GmbH · registered 28 years ago · expires 6/24/2027
🌐DNS
2 A · 1 MX · 4 NS · 2 PTR · 1 SOA · 15 TXT
🔒SSL/TLS
DigiCert Inc · TLSv1.2 · expires in 118d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=quarantine)
💻Tech Stack
Email: Microsoft 365 · DNS: AWS Route 53
📡HTTP
4 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✗
🛡️Security
B (155/215) · 1 critical · 2 high
📈Deliverability
F (32/90) · 1 MX · 0 IPs · 5 issue(s)
🔍Subdomains
6 found · 79 answered (33 timed out) — autodiscover, cdn, mail, media, www, www2
📚Web Archive
no snapshots found