📄WHOIS
Key-Systems GmbH · registered 31 years ago · expires 1/4/2027
🌐DNS
1 A · 1 MX · 3 NS · 1 PTR · 1 SOA · 2 TXT · 1 AAAA
🔒SSL/TLS
Let's Encrypt · TLSv1.2 · expires in 83d · 1 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: WoodyNet, Inc. · Email: Self-hosted · Apache
📡HTTP
2 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✓ · Nosniff ✓
🛡️Security
C (150/215) · 1 critical · 2 high
📈Deliverability
B (84/100) · 1 MX · 2 IPs · 3 issue(s)
🔍Subdomains
7 found · 107 answered (5 timed out) — auth, imap, mail, smtp, us, video +1 more