📄WHOIS
Rijksoverheid · registered 27 years ago
🌐DNS
1 A · 2 MX · 4 NS · 7 CAA · 1 SOA · 33 TXT · 1 AAAA
🔒SSL/TLS
CERTSIGN SA · TLSv1.3 · expires in 107d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=reject)
💻Tech Stack
Host: Dienst Uitvoering Onderwijs · Email: Self-hosted
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (175/215) · 1 critical · 1 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
A (94/100) · 2 MX · 4 IPs · 2 issue(s)
🔍Subdomains
1 found · 108 answered (4 timed out) — www
📚Web Archive
first snapshot 2000-03-03 · 26y archived