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 notion.com

Valid
Issued by (CA)
Google Trust Services
Subject
notion.com
Valid from
Jul 14, 2026
Valid until
Oct 12, 2026 (82 days remaining)
Public key
EC 256-bit
Serial
242E4EDE263BF69E0ED869970B5AED77
SHA-256 fingerprint
48:C1:EC:34:A3:23:E8:CC:E6:30:8F:38:07:34:CB:3F:4D:B5:96:35:63:55:9C:11:BA:54:F0:E1:55:65:04:A3
Chain
WE1 → GTS Root R4
Subject Alternative Names (2)
*.notion.com, notion.com

Certificate Authority Authorization (CAA)

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

This certificate has been served since Jul 20, 2026.