SSL/TLS Certificate Lookup

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

satzona.cz

SSL/TLS Certificate

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SSL/TLS Certificate for satzona.cz

Valid
Issued by (CA)
Let's Encrypt
Subject
www.satzona.cz
Valid from
Jun 13, 2026
Valid until
Sep 11, 2026 (51 days remaining)
Public key
RSA 2048-bit
Serial
06CBC828E800B9D76857359976B91F812F66
SHA-256 fingerprint
94:31:75:84:63:8B:29:13:0B:A1:C7:39:0E:F3:E7:22:93:D8:3F:D2:9F:67:EE:E7:E1:A3:F3:82:15:6E:25:E6
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
satzona.cz, www.satzona.cz

Certificate Authority Authorization (CAA)

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