🌐DNS
1 A · 2 MX · 4 NS · 4 CAA · 1 PTR · 1 SOA · 14 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.2 · expires in 63d · 68 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗ (p=none)
💻Tech Stack
Host: NOS COMUNICACOES, S.A. · Email: Self-hosted · IIS
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✓ · Nosniff ✗
🛡️Security
B (155/215) · 1 critical · 1 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
A (93/100) · 2 MX · 2 IPs · 2 issue(s)
🔍Subdomains
3 found · 112 answered — m, mail, www