SSL/TLS Certificate Lookup

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

cornell.edu

SSL/TLS Certificate

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SSL/TLS Certificate for cornell.edu

Valid
Issued by (CA)
InCommon, LLC
Subject
cornell.edu
Valid from
Jun 4, 2026
Valid until
Dec 19, 2026 (151 days remaining)
Public key
RSA 2048-bit
Serial
8DECAE93247867E7173266CAA9EBDD37
SHA-256 fingerprint
67:A1:9A:C1:29:B4:C6:C2:04:42:45:CC:AE:3C:B3:DE:91:EE:A0:2C:DC:51:34:0F:D5:DC:55:52:D7:8D:21:BB
Chain
InCommon RSA OV SSL CA 3 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (1)
cornell.edu

Certificate Authority Authorization (CAA)

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