SSL/TLS Certificate Lookup

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

hokusei-denki.jp

SSL/TLS Certificate

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SSL/TLS Certificate for hokusei-denki.jp

Valid
Issued by (CA)
Let's Encrypt
Subject
hokusei-denki.jp
Valid from
Jun 17, 2026
Valid until
Sep 15, 2026 (55 days remaining)
Public key
RSA 2048-bit
Serial
065F9D8A88D6AE65888739BFCE42F99D7F28
SHA-256 fingerprint
FD:91:8B:BE:94:D4:88:3B:F0:9A:6F:22:2C:8D:E5:8B:DF:0E:FF:0B:6F:25:41:41:96:AF:00:0B:A6:DF:4B:B4
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
hokusei-denki.jp, www.hokusei-denki.jp

Certificate Authority Authorization (CAA)

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