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 extensionlogic.com

Valid
Issued by (CA)
Let's Encrypt
Subject
extensionlogic.com
Valid from
Jun 28, 2026
Valid until
Sep 26, 2026 (67 days remaining)
Public key
RSA 2048-bit
Serial
0517A2BA8A166B112A15FFBBD2635480DB17
SHA-256 fingerprint
09:EB:1E:2B:09:C7:73:6D:39:8C:C3:D1:09:95:4F:B1:9E:E2:DB:87:36:7C:53:39:8C:42:06:0A:B5:FD:08:A1
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
*.extensionlogic.com, extensionlogic.com

Certificate Authority Authorization (CAA)

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