SSL/TLS Certificate Lookup

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

thecube.co.jp

SSL/TLS Certificate

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SSL/TLS Certificate for thecube.co.jp

Hostname mismatch
Issued by (CA)
Japan Registry Services Co., Ltd.
Subject
porta.co.jp
Valid from
Jun 30, 2026
Valid until
Sep 27, 2026 (68 days remaining)
Public key
RSA 2048-bit
Serial
0BA1EDA9AEC302C5116D9086A6DD5C5E
SHA-256 fingerprint
F0:57:48:0A:86:F8:2D:D1:15:FE:DC:BB:2A:B7:D4:03:3E:C2:98:CA:C4:6C:3F:6B:82:79:67:DE:75:B4:F7:52
Chain
JPRS DV RSA CA 2024 G1 → SECOM TLS RSA Root CA 2024
Subject Alternative Names (2)
porta.co.jp, www.porta.co.jp

Certificate Authority Authorization (CAA)

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