SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

ckmp.cz

SSL/TLS Certificate

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SSL/TLS Certificate for ckmp.cz

Valid

Issued by (CA): Let's Encrypt
Subject: www.ckmp.cz
Valid from: Jun 20, 2026
Valid until: Sep 18, 2026 (59 days remaining)
Public key: EC 256-bit
Serial: 058A90A94EC987A41587A382DFC29E8A8A9D
SHA-256 fingerprint: 1C:5D:4E:07:C7:16:85:7B:B2:E5:44:5C:70:2B:CD:D6:1E:8C:33:D2:A8:3D:0B:3E:B5:81:C0:42:20:90:A7:4F
Chain: YE1 → Root YE → ISRG Root X2 → ISRG Root X1

Subject Alternative Names (7)

ckmp.cz, kalendar.ckmp.cz, kalendar.ckmp.cz.uvirt123.active24.cz, vylepove-plochy.ckmp.cz, vylepove-plochy.ckmp.cz.uvirt123.active24.cz, www.ckmp.cz, www.ckmp.cz.uvirt123.active24.cz

Certificate Authority Authorization (CAA)

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