SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
dzban-koupaliste.cz
SSL/TLS Certificate
SSL/TLS Certificate for dzban-koupaliste.cz
Hostname mismatch- Issued by (CA)
- GlobalSign nv-sa
- Subject
- *.blueboard.cz
- Valid from
- May 18, 2026
- Valid until
- Dec 3, 2026 (135 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 1D87C4CD5608A23DEDC5ECE2
- SHA-256 fingerprint
- F1:98:19:E1:F3:75:82:48:E5:86:67:D1:AB:D8:6E:D0:EB:2A:D2:C8:EB:29:B5:AA:42:A4:E2:0C:45:8D:A2:FC
- Chain
- GlobalSign GCC R6 AlphaSSL CA 2025 → GlobalSign → GlobalSign → GlobalSign
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.