Can you open http://psiphon.ca from mainland China?
No.
No recent testsVerdict from 2026-01-20 · 7 mo ago
As of the last test on 2026-01-20 — 7 mo ago — it was blocked in mainland China. We haven't tested it since, so this may have changed.
Access psiphon.ca with GreatFireVPN →Frequently asked questions
Is http://psiphon.ca blocked in mainland China right now?
We haven't tested http://psiphon.ca in the last 90 days. As of the last test on 2026-01-20 (7 mo ago), it was blocked in mainland China. Use the Test now button on this page for a fresh measurement.
Why is http://psiphon.ca blocked in mainland China?
As of the last test on 2026-01-20 — 7 mo ago — it was blocked in mainland China. We haven't tested it since, so this may have changed.
Since when has http://psiphon.ca been blocked?
GreatFire has recorded interference with http://psiphon.ca from mainland China since 2011-07-26.
How can I access http://psiphon.ca from mainland China?
You need a circumvention tool such as a VPN. GreatFireVPN, built by GreatFire, is designed to bypass the Great Firewall and reach sites like psiphon.ca.
http://psiphon.ca · JSON