📄WHOIS
premium.pl Sp. z o.o. · registered 25 years ago · expires 9/5/2026
🌐DNS
4 A · 1 MX · 4 NS · 4 PTR · 1 SOA · 25 TXT
🔒SSL/TLS
Amazon · TLSv1.3 · expires in 116d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=quarantine)
💻Tech Stack
Host: Amazon Web Services · Email: Microsoft 365 · DNS: AWS Route 53
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (155/215) · 1 critical · 2 high
📈Deliverability
F (32/90) · 1 MX · 0 IPs · 5 issue(s)
🔍Subdomains
4 found · 97 answered (15 timed out) — ftp, news, test, www
📚Web Archive
no snapshots found