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 imsl.ca

Valid
Issued by (CA)
Let's Encrypt
Subject
imsl.ca
Valid from
Jun 10, 2026
Valid until
Sep 8, 2026 (48 days remaining)
Public key
RSA 2048-bit
Serial
0664F196014E556A75879DA1F4A54C65C5DD
SHA-256 fingerprint
00:BA:E3:C2:CA:A8:5B:E1:0A:A5:FD:B0:84:72:B7:85:F2:6E:8C:FF:4F:82:6B:7A:83:13:17:9A:3B:E6:ED:F7
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
*.imsl.ca, imsl.ca

Certificate Authority Authorization (CAA)

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