SSL/TLS Certificate Lookup

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

knt.re.kr

SSL/TLS Certificate

WhoisRDAPDNS RecordsCertificateUptimeDiagnosticsHistoryHide Contact Info

SSL/TLS Certificate for knt.re.kr

Valid
Issued by (CA)
Sectigo Limited
Subject
knt.re.kr
Valid from
Nov 17, 2025
Valid until
Nov 19, 2026 (121 days remaining)
Public key
RSA 2048-bit
Serial
34E5B7F8563F910C5C8312266CF694AF
SHA-256 fingerprint
AB:1E:4E:72:F1:05:E7:67:51:13:0C:EB:57:46:46:CF:A0:B3:3B:A9:B2:D6:3F:7F:C8:62:85:77:DF:0B:9A:58
Chain
Sectigo RSA Domain Validation Secure Server CA → USERTrust RSA Certification Authority → AAA Certificate Services
Subject Alternative Names (2)
knt.re.kr, www.knt.re.kr

Certificate Authority Authorization (CAA)

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