📄WHOIS
RU-CENTER-RU · registered 7 years ago
🌐DNS
1 A · 4 MX · 10 NS · 3 CAA · 1 PTR · 1 SOA · 24 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 78d · 3 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=quarantine)
💻Tech Stack
Host: OOO Sovremennye setevye tekhnologii · Email: Self-hosted · nginx
📡HTTP
2 redirect → 403 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
B (170/215) · 1 critical · 1 high
⚠️Threats
risk: low · 1 recommendation(s)
📈Deliverability
A+ (98/100) · 4 MX · 4 IPs · 1 issue(s)
🔍Subdomains
5 found · 112 answered — mail, mx1, mx2, owa, www