SSL/TLS Certificate Lookup

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

upenet.com

SSL/TLS Certificate

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SSL/TLS Certificate for upenet.com

Valid
Issued by (CA)
Let's Encrypt
Subject
upenet.com
Valid from
Jun 22, 2026
Valid until
Sep 20, 2026 (61 days remaining)
Public key
EC 256-bit
Serial
0583059424ECD71280C673FFE48F3C9DA8B4
SHA-256 fingerprint
B4:76:4F:34:A7:62:23:84:7B:87:96:C9:E0:58:DD:A9:00:52:54:BA:FB:6A:A5:0F:63:E3:17:E1:8C:54:CD:89
Chain
YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (1)
upenet.com

Certificate Authority Authorization (CAA)

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