📄WHOIS
One.com A/S · registered 12 years ago · expires 6/6/2027
🌐DNS
1 A · 3 MX · 2 NS · 1 PTR · 1 SOA · 1 AAAA
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 83d · 2 SANs
✉️Email Auth
SPF ✗ · DKIM ✗ · DMARC ✗
💻Tech Stack
Host: One.com A/S · Email: Self-hosted · Apache · PHP
📡HTTP
2 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (140/225) · 2 critical · 3 high
📈Deliverability
C (58/100) · 3 MX · 3 IPs · 6 issue(s)
🔍Subdomains
20 found · 113 answered — cpanel, email, en, grafana, m, mail +14 more