SSL/TLS Certificate Lookup

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

windo.co.jp

SSL/TLS Certificate

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SSL/TLS Certificate for windo.co.jp

Hostname mismatch
Issued by (CA)
GlobalSign nv-sa
Subject
*.securesite.jp
Valid from
Mar 9, 2026
Valid until
Apr 10, 2027 (262 days remaining)
Public key
RSA 2048-bit
Serial
78BFE5459C245E9B9981A902
SHA-256 fingerprint
EF:40:DA:91:01:FB:37:A0:19:17:EA:F0:E9:67:3A:B1:4A:9A:39:6D:1F:49:48:35:A2:8E:56:9D:79:9D:F2:31
Chain
GlobalSign GCC R3 DV TLS CA 2020 → GlobalSign
Subject Alternative Names (2)
*.securesite.jp, securesite.jp

Certificate Authority Authorization (CAA)

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