📄WHOIS
Combell nv · registered 31 years ago
🌐DNS
1 A · 1 MX · 3 NS · 1 PTR · 1 SOA · 22 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 33d · 1 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗ (p=none)
🔐DNSSEC
signed but validation failed
💻Tech Stack
Host: Combell NV · Email: Microsoft 365 · nginx
📡HTTP
2 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (155/215) · 1 critical · 2 high
📈Deliverability
B (76/100) · 1 MX · 4 IPs · 6 issue(s)
🔍Subdomains
3 found · 102 answered (10 timed out) — email, pop3, www