📄WHOIS
OnlineNIC, Inc. · registered 16 years ago · expires 8/30/2027
🌐DNS
1 A · 1 MX · 4 NS · 1 PTR · 1 SOA · 1 TXT · 1 AAAA
🔒SSL/TLS
Let's Encrypt · TLSv1.2 · expires in 86d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗
💻Tech Stack
Host: SPRINTHOST.RU LLC · Email: Self-hosted · OpenResty
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
B (160/215) · 1 critical · 2 high
📈Deliverability
B (76/90) · 1 MX · 1 IPs · 3 issue(s)
🔍Subdomains
4 found · 112 answered — mail, pop, smtp, www