SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
SSL/TLS Certificate for okugi.jp
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- okugi.jp
- Valid from
- Jun 9, 2026
- Valid until
- Sep 7, 2026 (47 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05B57399A4406C4D7CA576AB714E9869DEDC
- SHA-256 fingerprint
- 40:FD:1D:A0:CC:76:12:7F:52:C1:31:E0:51:4B:EF:BE:9E:9B:FA:0A:36:98:97:50:98:E5:D7:20:56:39:05:28
- Chain
- YR2 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.