SSL/TLS Certificate Lookup

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

masek.fi

SSL/TLS Certificate

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SSL/TLS Certificate for masek.fi

Valid
Issued by (CA)
Let's Encrypt
Subject
masek.fi
Valid from
Jun 22, 2026
Valid until
Sep 20, 2026 (60 days remaining)
Public key
EC 256-bit
Serial
05F44100B68A93C36C5D2863DB7DA588CD1F
SHA-256 fingerprint
0E:14:23:25:7F:D1:77:C4:A0:AF:4A:D4:A3:DD:19:0C:71:BB:75:9A:A8:B7:30:04:2E:A1:C9:7F:43:C9:20:32
Chain
YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (2)
masek.fi, www.masek.fi

Certificate Authority Authorization (CAA)

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