SSL/TLS Certificate Lookup

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

kitplan.jp

SSL/TLS Certificate

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SSL/TLS Certificate for kitplan.jp

Valid
Issued by (CA)
Let's Encrypt
Subject
kitplan.jp
Valid from
Jul 7, 2026
Valid until
Oct 5, 2026 (76 days remaining)
Public key
RSA 2048-bit
Serial
05BBB56D497010F1B7301EAAABC6CD9F9349
SHA-256 fingerprint
60:05:00:2B:8F:4A:DC:E4:2B:78:0F:08:3C:8E:4E:60:73:5A:27:83:6F:F4:BB:F2:1A:EF:D0:95:66:BB:2D:B6
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
kitplan.jp, www.kitplan.jp

Certificate Authority Authorization (CAA)

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