📄WHOIS
Key-Systems GmbH · registered 27 years ago · expires 10/8/2027
🌐DNS
1 A · 2 MX · 8 NS · 1 SOA · 9 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 44d · 15 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=reject)
💻Tech Stack
Host: FIC SHARECO LIMITED · Email: Mimecast · DNS: NS1 · nginx · Express.js
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (160/215) · 1 critical · 2 high
📈Deliverability
D (40/90) · 2 MX · 0 IPs · 2 issue(s)
🔍Subdomains
5 found · 112 answered — admin, m, sftp, static, www