SSL/TLS Certificate Lookup

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

onewi.co.kr

SSL/TLS Certificate

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SSL/TLS Certificate for onewi.co.kr

Valid
Issued by (CA)
Let's Encrypt
Subject
onewi.co.kr
Valid from
Jun 15, 2026
Valid until
Sep 13, 2026 (53 days remaining)
Public key
RSA 2048-bit
Serial
06210C8D77D619FE938C5665E36BF9BDB862
SHA-256 fingerprint
5C:D9:20:BB:D2:2E:7A:68:26:4A:81:67:99:C8:0B:88:68:39:3A:64:D7:0D:33:EF:54:4C:AE:07:E5:80:AA:D2
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (3)
m.onewi.co.kr, onewi.co.kr, www.onewi.co.kr

Certificate Authority Authorization (CAA)

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