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 imaje.cz

Hostname mismatch
Issued by (CA)
Let's Encrypt
Subject
ondrasek.cz
Valid from
Apr 26, 2026
Valid until
Jul 25, 2026 (3 days remaining)
Public key
EC 256-bit
Serial
0501825ED746F9F72D5CDABCB79014032FDE
SHA-256 fingerprint
D9:BC:EB:82:CE:32:42:6F:47:8A:DE:D9:52:2B:7E:35:60:A3:84:A8:12:7A:CD:AC:6B:42:41:AE:E2:77:98:EE
Chain
E7 → ISRG Root X1
Subject Alternative Names (8)
anser.ondrasek.cz, b2b-portal.ondrasek.cz, dobot.ondrasek.cz, foenix.ondrasek.cz, limitronic.ondrasek.cz, mastertrace-wdev.ondrasek.cz, ondrasek.cz, www.ondrasek.cz

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.