SSL/TLS Certificate Lookup

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

SSL/TLS Certificate for zepi.io

Valid
Issued by (CA)
Let's Encrypt
Subject
zepi.io
Valid from
Jun 26, 2026
Valid until
Sep 24, 2026 (65 days remaining)
Public key
EC 256-bit
Serial
051EA414324ACC76F3AFC42E6B3D5B7F15B9
SHA-256 fingerprint
65:78:FC:64:09:39:AC:1B:D8:52:27:9B:85:9B:C3:0F:6D:0D:27:D7:E7:8C:19:CB:E9:81:7E:5C:D0:F3:9D:7C
Chain
YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (2)
www.zepi.io, zepi.io

Certificate Authority Authorization (CAA)

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