Part of protonvpn.netAll clear2 tested URLs
Can you open https://node-ca-66.protonvpn.net from mainland China?
No.
It's blocked — 100% of the last 1 conclusive tests failed in mainland China.
Access node-ca-66.protonvpn.net with GreatFireVPN →2026first tested
1/1blocked · last 90 days
55 min agolast tested
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Frequently asked questions
Is https://node-ca-66.protonvpn.net blocked in mainland China right now?
As of the last test on 2026-09-25, https://node-ca-66.protonvpn.net is 100% blocked in mainland China, based on GreatFire's live Great Firewall measurements.
Why is https://node-ca-66.protonvpn.net blocked in mainland China?
It's blocked — 100% of the last 1 conclusive tests failed in mainland China.
Since when has https://node-ca-66.protonvpn.net been blocked?
GreatFire has recorded interference with https://node-ca-66.protonvpn.net from mainland China since 2026-09-25.
How can I access https://node-ca-66.protonvpn.net 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 node-ca-66.protonvpn.net.
https://node-ca-66.protonvpn.net · JSON