Gmail SSL certificate status

Valid — 68 days until expiry(gmail.com)

This page shows the Gmail SSL certificate as served by gmail.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 07:44 UTC. CertPost is not affiliated with Gmail.

Certificate details

Subjectgmail.com
IssuerWR2
Valid from2026-09-04
Expires2026-11-27
Days remaining68
Chain validyes
Hostname matchyes
Negotiated protocolTLSv1.3
TLS versions acceptedTLSv1, TLSv1.1, TLSv1.2, TLSv1.3

Hostnames this certificate covers

gmail.com, *.gmail.com

Certificate chain as served

gmail.comissued by WR2 · expires 2026-11-27
WR2issued by GTS Root R1 · expires 2029-02-20
GTS Root R1issued by GlobalSign Root CA · expires 2028-01-28

Common questions

Is the Gmail SSL certificate expired?

At the last check, the certificate gmail.com serves was within its validity period. It expires on 2026-11-27, 68 days from that check.

When does the Gmail SSL certificate expire?

The certificate gmail.com is currently serving expires on 2026-11-27 (68 days from the last check). Large services rotate certificates long before that date.

Who issued the Gmail SSL certificate?

The certificate was issued by WR2.

How is this checked?

A CertPost probe opens a real TLS connection to gmail.com on port 443 and reads the certificate the server presents, the same way a browser does. The result is cached and refreshed hourly.

Gmail rotates certificates without downtime. Your own domains are the ones that expire quietly — watch 3 free, no card.

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