SSL/TLS Certificate Lookup

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

seinfeldepisodes.com

SSL/TLS Certificate

WhoisRDAPDNS RecordsCertificateUptimeDiagnosticsHistoryHide Contact Info

SSL/TLS Certificate for seinfeldepisodes.com

Valid
Issued by (CA)
Let's Encrypt
Subject
seinfeldepisodes.com
Valid from
May 27, 2026
Valid until
Aug 25, 2026 (34 days remaining)
Public key
EC 384-bit
Serial
06D864A0E36850EF986B8E9CED6CD2A5FF7D
SHA-256 fingerprint
37:4E:5D:A3:BE:B6:59:8C:D4:78:5A:93:0B:B5:52:04:C9:CD:78:9B:98:36:20:99:2F:89:8C:35:5D:94:8A:1C
Chain
E8 → ISRG Root X1
Subject Alternative Names (2)
seinfeldepisodes.com, www.seinfeldepisodes.com

Certificate Authority Authorization (CAA)

The serving CA (Let's Encrypt) is authorized by this domain's CAA records (letsencrypt.org, sectigo.com).