SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
SSL/TLS Certificate for hamak.cz
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- hamak.cz
- Valid from
- May 23, 2026
- Valid until
- Aug 21, 2026 (31 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 06A145496DA1BA9C4BF889B0AB07CEB2A139
- SHA-256 fingerprint
- 04:8A:CC:5A:BC:48:28:1F:E7:B7:98:D3:44:F0:22:AA:5C:A4:2A:11:07:B4:61:58:02:A3:44:DE:20:92:17:AB
- Chain
- R13 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.