SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
k-tcc.com
SSL/TLS Certificate
SSL/TLS Certificate for k-tcc.com
Expired- Issued by (CA)
- Sectigo Limited
- Subject
- www.happythai.co.kr
- Valid from
- Nov 22, 2023
- Valid until
- Dec 21, 2024 (expired 634 days ago)
- Public key
- RSA 2048-bit
- Serial
- E0603F5C203B90BDD13D2A5AFAE9F63B
- SHA-256 fingerprint
- 16:83:9A:A7:95:F0:A7:81:C5:66:F1:88:87:A4:4D:21:A6:1C:52:35:9C:60:BE:51:FF:F6:F6:7A:95:DD:F5:43
- Chain
- Sectigo RSA Domain Validation Secure Server CA → USERTrust RSA Certification Authority
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 Jul 26, 2026.
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DNS changes
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TLS certificate
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