📄WHOIS
CSL Computer Service Langenbach GmbH d/b/a joker.com · registered 26 years ago · expires 1/24/2028
🌐DNS
1 A · 1 MX · 2 NS · 1 PTR · 1 SOA · 1 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 44d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: Google LLC · Email: Self-hosted · Netlify
📡HTTP
2 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (155/215) · 1 critical · 2 high
📈Deliverability
B (76/90) · 1 MX · 1 IPs · 3 issue(s)
🔍Subdomains
1 found · 111 answered (1 timed out) — www