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 readfa.com

Valid
Issued by (CA)
Google Trust Services
Subject
readfa.com
Valid from
Jun 18, 2026
Valid until
Sep 17, 2026 (57 days remaining)
Public key
EC 256-bit
Serial
456E7FD03F7520190EFEA274AF21942A
SHA-256 fingerprint
81:4C:F5:57:06:CD:17:A2:0B:B2:49:E7:9D:7A:B0:C9:20:09:98:FA:CD:0E:C4:19:69:0D:81:96:BC:CC:08:85
Chain
WE1 → GTS Root R4
Subject Alternative Names (1)
readfa.com

Certificate Authority Authorization (CAA)

The serving CA (Google Trust Services) is authorized by this domain's CAA records (comodoca.com, digicert.com, letsencrypt.org, pki.goog, ssl.com).