🌐DNS
1 A · 3 MX · 3 NS · 1 PTR · 1 SOA · 12 TXT
🔒SSL/TLS
DigiCert Inc · TLSv1.3 · expires in 215d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=reject)
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: SWITCH · Email: Self-hosted
📡HTTP
2 redirect → 200 · HSTS ✗ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (160/215) · 1 critical · 2 high
📈Deliverability
A+ (90/90) · 3 MX · 8 IPs · 1 issue(s)
🔍Subdomains
6 found · 112 answered — autodiscover, mx, mx1, mx2, sftp, www