📄WHOIS
RU-CENTER-RU · registered 0 years ago
🌐DNS
1 A · 1 MX · 4 NS · 1 CAA · 1 PTR · 1 SOA · 2 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.2 · expires in 41d · 2 SANs
✉️Email Auth
SPF ✗ · DKIM ✓ · DMARC ✓ (p=reject)
💻Tech Stack
Host: JSC RTComm.RU · Email: Self-hosted · Apache · PHP
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
B (153/215) · 2 critical · 1 high
📈Deliverability
A (92/100) · 1 MX · 2 IPs · 2 issue(s)
🔍Subdomains
2 found · 107 answered (5 timed out) — autoconfig, mail