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 unino.cz
Expiring soon- Issued by (CA)
- Let's Encrypt
- Subject
- www.unino.cz
- Valid from
- May 13, 2026
- Valid until
- Aug 11, 2026 (21 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 0669B52D74AD1F760D098EF43A23A1814EB7
- SHA-256 fingerprint
- 7B:80:23:72:7E:A9:89:3E:87:3D:A6:F7:99:45:6D:6A:83:F5:1D:E4:A2:1F:29:08:69:2D:0F:01:5D:EE:C9:52
- Chain
- R13 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.