📄WHOIS
Hosting Concepts B.V. d/b/a Openprovider · registered 23 years ago · expires 7/9/2027
🌐DNS
1 A · 2 MX · 3 NS · 3 CAA · 1 PTR · 1 SOA · 11 TXT · 1 AAAA
🔒SSL/TLS
Trust Provider B.V. · TLSv1.3 · expires in 61d · 12 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=quarantine)
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: Google LLC · Email: Microsoft 365
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (180/215) · 1 critical · 1 high
📈Deliverability
A+ (98/100) · 2 MX · 9 IPs · 1 issue(s)
🔍Subdomains
3 found · 91 answered (21 timed out) — autodiscover, email, www