SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
zapa-beton.cz
SSL/TLS Certificate
SSL/TLS Certificate for zapa-beton.cz
Hostname mismatch- Issued by (CA)
- Let's Encrypt
- Subject
- zapa.cz
- Valid from
- Jun 27, 2026
- Valid until
- Sep 25, 2026 (66 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05CB9AF4FE5BD9F6D61AF9C2161DAD4124E4
- SHA-256 fingerprint
- 54:F5:B9:45:0D:5C:F5:43:DF:DF:C5:77:72:1A:6F:0D:07:20:61:46:9B:84:9A:7A:C7:6F:EE:03:4A:13:69:92
- 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.