📄WHOIS
World4You Internet Services GmbH · registered 29 years ago · expires 3/25/2027
🌐DNS
1 A · 2 MX · 4 NS · 6 CAA · 1 PTR · 1 SOA · 9 TXT
🔒SSL/TLS
Sectigo Limited · TLSv1.3 · expires in 90d · 2 SANs
✉️Email Auth
SPF ✗ · DKIM ✗ · DMARC ✓ (p=quarantine)
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: IONOS SE · Email: Self-hosted · nginx
📡HTTP
2 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (160/215) · 2 critical · 1 high
📈Deliverability
A (84/90) · 2 MX · 4 IPs · 3 issue(s)
🔍Subdomains
3 found · 106 answered (6 timed out) — ns1, ns2, www