📄WHOIS
team.blue nl B.V. · registered 25 years ago
🌐DNS
1 A · 1 MX · 3 NS · 1 PTR · 1 SOA · 6 TXT
🔒SSL/TLS
Hellenic Academic and Research Institutions CA · TLSv1.3 · expires in 32d · 20 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=quarantine)
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: SURF B.V. · Email: Self-hosted
📡HTTP
2 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
C (145/215) · 1 critical · 2 high
📈Deliverability
B (84/100) · 1 MX · 8 IPs · 5 issue(s)
🔍Subdomains
1 found · 112 answered — www