SSL/TLS Certificate Lookup

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

extion.com.tw

SSL/TLS Certificate

WhoisRDAPDNS RecordsCertificateUptimeDiagnosticsHistoryHide Contact Info

SSL/TLS Certificate for extion.com.tw

Valid
Issued by (CA)
Let's Encrypt
Subject
extion.com.tw
Valid from
Jun 6, 2026
Valid until
Sep 4, 2026 (44 days remaining)
Public key
RSA 2048-bit
Serial
05C5CA16B61F5236A6C0725467399343492B
SHA-256 fingerprint
E5:96:AE:8D:4B:7B:45:72:B3:86:7F:C8:FF:80:48:A5:FC:43:B6:4F:F8:16:3B:9F:CB:8A:98:E7:C0:05:9C:93
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
extion.com.tw, www.extion.com.tw

Certificate Authority Authorization (CAA)

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