Can you open smtp-relay.gmail.com from mainland China?
Not sure yet.
There isn't enough recent data to reach a verdict.
2016first tested
5 mo agolast tested
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Frequently asked questions
Is smtp-relay.gmail.com blocked in mainland China right now?
As of the last test on 2026-03-02, smtp-relay.gmail.com is not enough data in mainland China, based on GreatFire's live Great Firewall measurements.
http://smtp-relay.gmail.com · JSON