SSL/TLS Certificate Lookup

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

h2o-magazine.sk

SSL/TLS Certificate

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SSL/TLS Certificate for h2o-magazine.sk

Valid
Issued by (CA)
Let's Encrypt
Subject
h2o-magazine.sk
Valid from
May 24, 2026
Valid until
Aug 22, 2026 (32 days remaining)
Public key
RSA 2048-bit
Serial
06486F7815057B361FD9B10C9A3AED8C42B8
SHA-256 fingerprint
69:4C:EF:F8:C1:1B:6B:C3:6A:F4:6A:2F:A3:FF:33:84:F6:73:99:AF:AC:E0:6F:4A:C2:25:09:47:6B:94:08:F8
Chain
R13 → ISRG Root X1
Subject Alternative Names (2)
h2o-magazine.sk, www.h2o-magazine.sk

Certificate Authority Authorization (CAA)

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