📄WHOIS
United Internet d.o.o. · expires 10/5/2028
🌐DNS
2 A · 1 MX · 2 NS · 2 PTR · 1 SOA · 4 TXT
🔒SSL/TLS
Sectigo Limited · TLSv1.3 · expires in 233d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗
🔐DNSSEC
signed but validation failed
💻Tech Stack
Host: TELEKOM SRBIJA a.d. · Email: Self-hosted · nginx
📡HTTP
2 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (135/215) · 1 critical · 2 high
📈Deliverability
B (84/100) · 1 MX · 1 IPs · 3 issue(s)
🔍Subdomains
wildcard DNS — every guessed name resolves