📄WHOIS
registered 12 years ago · expires 12/5/2026
🌐DNS
1 A · 2 MX · 4 NS · 1 PTR · 1 SOA · 3 TXT · 1 AAAA
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 52d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗ (p=none)
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: MasterDC s.r.o. · Email: Self-hosted · Apache
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
B (160/215) · 1 critical · 2 high
⚠️Threats
risk: low · 1 recommendation(s)
📈Deliverability
A (91/100) · 2 MX · 4 IPs · 3 issue(s)
🔍Subdomains
wildcard DNS — every guessed name resolves
📚Web Archive
no snapshots found