📄WHOIS
Key-Systems GmbH · registered 18 years ago · expires 1/9/2027
🌐DNS
2 A · 1 MX · 3 NS · 1 SOA · 13 TXT
🔒SSL/TLS
Google Trust Services · TLSv1.3 · expires in 39d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=quarantine)
💻Tech Stack
Host: Cloudflare London, LLC · Email: Microsoft 365 · Cloudflare
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
C (140/215) · 1 critical · 2 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
B (79/100) · 1 MX · 4 IPs · 6 issue(s)
🔍Subdomains
5 found · 96 answered (16 timed out) — autodiscover, ftp, sftp, www, www2