SSL/TLS Certificate Lookup

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

k-trinity.co.jp

SSL/TLS Certificate

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SSL/TLS Certificate for k-trinity.co.jp

Valid
Issued by (CA)
GlobalSign nv-sa
Subject
www.k-trinity.co.jp
Valid from
Oct 4, 2025
Valid until
Oct 4, 2026 (76 days remaining)
Public key
RSA 2048-bit
Serial
015D36DB9493378667BBECC9068BE248
SHA-256 fingerprint
17:DF:81:7F:5B:35:9F:BE:89:D6:0F:22:69:D8:08:34:EF:88:3A:DA:10:DF:1B:90:B1:1C:C3:A2:15:94:EC:26
Chain
GlobalSign Atlas R3 AlphaSSL CA 2025 Q3 → GlobalSign
Subject Alternative Names (2)
k-trinity.co.jp, www.k-trinity.co.jp

Certificate Authority Authorization (CAA)

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