📄WHOIS
Tucows Domains Inc. · registered 24 years ago · expires 11/20/2027
🌐DNS
1 A · 1 MX · 2 NS · 1 PTR · 1 SOA · 1 TXT · 1 AAAA
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 84d · 3 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=reject)
💻Tech Stack
Host: netcup GmbH · Email: Self-hosted · Apache
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
C (145/215) · 1 critical · 2 high
📈Deliverability
A+ (96/100) · 1 MX · 2 IPs · 1 issue(s)
🔍Subdomains
4 found · 95 answered (17 timed out) — imap, mx, smtp, www