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 goja.cz
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- goja.cz
- Valid from
- Jun 2, 2026
- Valid until
- Aug 31, 2026 (40 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05BB0A3066AB939893B4054637F45F1E6E59
- SHA-256 fingerprint
- 35:B9:AF:3A:97:7E:58:7E:08:FB:C2:CC:11:DA:49:93:C8:D2:16:5A:93:BB:54:F8:72:42:BE:84:DD:A6:F4:31
- Chain
- YR2 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.