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 goryoabacus.co.kr

Expired
Issued by (CA)
Unizeto Technologies S.A.
Subject
*.blueweb.co.kr
Valid from
Feb 15, 2024
Valid until
Mar 16, 2025 (expired 569 days ago)
Public key
RSA 2048-bit
Serial
0877E612D017C40FB23F0A597533121E
SHA-256 fingerprint
96:EB:B7:60:0D:F2:F7:01:63:7F:56:36:EF:1B:38:2E:E9:7F:EC:62:D2:E2:64:7C:79:4D:4D:F9:12:40:63:A5
Chain
Certum Domain Validation CA SHA2 → Certum Trusted Network CA
Subject Alternative Names (2)
*.blueweb.co.kr, blueweb.co.kr

Certificate Authority Authorization (CAA)

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

This certificate has been served since Oct 3, 2026.

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TLS certificate

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