All of proton.chAll blocked2 tested URLs
Can you open https://proton.ch from mainland China?
No.
It's blocked — 100% of the last 1 conclusive tests failed in mainland China.
Access proton.ch with GreatFireVPN →2026first tested
1/1blocked · last 90 days
14 d agolast tested
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Frequently asked questions
Is https://proton.ch blocked in mainland China right now?
As of the last test on 2026-10-03, https://proton.ch is 100% blocked in mainland China, based on GreatFire's live Great Firewall measurements.
Why is https://proton.ch blocked in mainland China?
It's blocked — 100% of the last 1 conclusive tests failed in mainland China.
Since when has https://proton.ch been blocked?
GreatFire has recorded interference with https://proton.ch from mainland China since 2026-10-03.
How can I access https://proton.ch 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 proton.ch.
https://proton.ch · JSON