📄WHOIS
united-domains GmbH · registered 8 years ago · expires 5/2/2027
🌐DNS
1 A · 1 MX · 4 NS · 1 PTR · 1 SOA · 10 TXT
🔒SSL/TLS
Sectigo Limited · TLSv1.2 · expires in 240d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=reject)
💻Tech Stack
Host: PlusServer GmbH · Email: Self-hosted · DNS: AWS Route 53
📡HTTP
2 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
B (155/215) · 1 critical · 2 high
📈Deliverability
D (44/100) · 1 MX · 0 IPs · 3 issue(s)
🔍Subdomains
wildcard DNS — every guessed name resolves