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 orega.cz
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- orega.cz
- Valid from
- Jul 6, 2026
- Valid until
- Oct 4, 2026 (75 days remaining)
- Public key
- RSA 4096-bit
- Serial
- 059B0CF4BBCC02087F80E37A341C086854A2
- SHA-256 fingerprint
- 76:A8:9C:30:3D:B3:B5:BB:4D:CE:CA:C2:8F:1B:57:12:BC:0F:E7:2B:38:05:10:08:59:81:B1:18:8E:3D:35:23
- Chain
- YR1 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
The serving CA (Let's Encrypt) is authorized by this domain's CAA records (letsencrypt.org).