Yahoo SSL certificate status
Valid — 31 days until expiry(yahoo.com)
This page shows the Yahoo SSL certificate as served by yahoo.com, read from a live TLS handshake by an independent CertPost probe and rechecked hourly: expiry, issuer, hostname coverage, the full chain, and the negotiated protocol.
Last checked 2026-09-20 07:45 UTC. CertPost is not affiliated with Yahoo.
Certificate details
Hostnames this certificate covers
yahoo.com, tw.rd.yahoo.com, s.yimg.com, mbp.yimg.com, hk.rd.yahoo.com, fr-ca.rogers.yahoo.com, ddl.fp.yahoo.com, ca.rogers.yahoo.com, ca.my.yahoo.com, brb.yahoo.net, add.my.yahoo.com, *.yahoo.com, *.www.yahoo.com, *.media.yahoo.com, *.att.yahoo.com, *.amp.yimg.com
Certificate chain as served
Common questions
Is the Yahoo SSL certificate expired?
At the last check, the certificate yahoo.com serves was within its validity period. It expires on 2026-10-21, 31 days from that check.
When does the Yahoo SSL certificate expire?
The certificate yahoo.com is currently serving expires on 2026-10-21 (31 days from the last check). Large services rotate certificates long before that date.
Who issued the Yahoo SSL certificate?
The certificate was issued by DigiCert Global G2 TLS RSA SHA256 2020 CA1.
How is this checked?
A CertPost probe opens a real TLS connection to yahoo.com on port 443 and reads the certificate the server presents, the same way a browser does. The result is cached and refreshed hourly.
Yahoo rotates certificates without downtime. Your own domains are the ones that expire quietly — watch 3 free, no card.
Monitor your certificatesOr run a one-off check with the free SSL checker.