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 csita.cz
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- csita.cz
- Valid from
- Jun 6, 2026
- Valid until
- Sep 4, 2026 (44 days remaining)
- Public key
- EC 256-bit
- Serial
- 05FBC2AB67E2481CFE7BF55B2BE746E8BF9E
- SHA-256 fingerprint
- 0A:1C:84:E7:5C:F7:F0:0F:4B:02:D9:8D:7C:FA:00:E5:63:88:3E:2B:A8:AE:1B:8A:C8:8E:E7:4D:24:38:42:03
- Chain
- YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.