📄WHOIS
NPO · registered 31 years ago
🌐DNS
1 A · 1 MX · 4 NS · 1 PTR · 1 SOA · 5 TXT · 1 AAAA
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · ⚠ 25d left · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗ (p=none)
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: NPO Nederlandse Publieke Omroep · Email: Microsoft 365 · nginx
📡HTTP
2 redirect → 200 · HSTS ✗ · CSP ✓ · X-Frame ✗ · Nosniff ✗
🛡️Security
B (155/215) · 1 critical · 2 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
A (79/90) · 1 MX · 8 IPs · 4 issue(s)
🔍Subdomains
2 found · 112 answered — m, www
📚Web Archive
first snapshot 1997-12-11 · 28y archived