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 eduha.cz
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- eduha.cz
- Valid from
- Jul 20, 2026
- Valid until
- Oct 18, 2026 (88 days remaining)
- Public key
- RSA 4096-bit
- Serial
- 058F79010C62DF9641B9AC40712900867929
- SHA-256 fingerprint
- AA:04:74:66:96:95:28:81:B6:5C:0F:47:D5:AD:4A:CA:0B:1B:AB:58:48:BD:22:21:3E:5A:09:94:C4:9E:EB:7F
- Chain
- YR1 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.