SSL/TLS Certificate Lookup

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

jc-spark.co.jp

SSL/TLS Certificate

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SSL/TLS Certificate for jc-spark.co.jp

Valid
Issued by (CA)
Japan Registry Services Co., Ltd.
Subject
www.jc-spark.co.jp
Valid from
May 14, 2026
Valid until
Oct 31, 2026 (102 days remaining)
Public key
RSA 2048-bit
Serial
6FA74C7FE06591570990165E8ABFCD61
SHA-256 fingerprint
72:CF:75:2A:95:0F:0D:F7:A7:5A:D0:B0:78:76:23:C6:51:35:87:0F:6B:8D:B1:3A:E5:3E:6C:07:04:25:85:21
Chain
JPRS Organization Validation Authority - G4
Subject Alternative Names (2)
jc-spark.co.jp, www.jc-spark.co.jp

Certificate Authority Authorization (CAA)

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