SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
e-sitc.co.kr
SSL/TLS Certificate
SSL/TLS Certificate for e-sitc.co.kr
Expired- Issued by (CA)
- Sectigo Limited
- Subject
- www.e-sitc.co.kr
- Valid from
- Jun 16, 2025
- Valid until
- Jul 17, 2026 (expired 121 days ago)
- Public key
- RSA 2048-bit
- Serial
- B35C4E2DA63F4D977DDFF2F2257B32BA
- SHA-256 fingerprint
- 61:82:F8:CC:0E:41:C9:F1:7A:33:C5:85:22:E5:F7:80:5F:12:7A:BE:FF:D3:23:10:82:BA:6E:F0:9E:18:39:19
- 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 Nov 3, 2026.
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Uptime
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DNS changes
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TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
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