📄WHOIS
SFR · registered 18 years ago · expires 12/4/2026
🌐DNS
1 A · 1 MX · 2 NS · 1 SOA · 2 TXT
🔒SSL/TLS
invalid — DigiCert Inc · TLSv1.3 · expires in 189d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=quarantine)
💻Tech Stack
Host: Societe Francaise Du Radiotelephone - SFR SA · Email: Self-hosted
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✓ · Nosniff ✓
🛡️Security
C (125/195) · 1 critical · 2 high
📈Deliverability
A (84/90) · 1 MX · 2 IPs · 3 issue(s)
🔍Subdomains
10 found · 112 answered — email, imap, m, mail, mobile, mx +4 more