📄WHOIS
RU-CENTER-RU · registered 15 years ago
🌐DNS
1 A · 2 MX · 4 NS · 1 SOA · 1 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 81d · 1 SANs
✉️Email Auth
SPF ✗ · DKIM ✗ · DMARC ✗
💻Tech Stack
Host: JSC Selectel · Email: Self-hosted · nginx
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
D (115/225) · 4 critical · 3 high
📈Deliverability
C (55/100) · 2 MX · 30 IPs · 18 issue(s)
🔍Subdomains
3 found · 113 answered — autoconfig, autodiscover, www