Is https://addons.mozilla.org/zh-CN blocked in mainland China?

Part of mozilla.orgMixed190 tested URLs

Can you open https://addons.mozilla.org/zh-CN from mainland China?

Sometimes.

Access is unreliable — 100% of the last 1 conclusive tests showed interference.

Access addons.mozilla.org with GreatFireVPN →

2020first tested

1/1disrupted · last 90 days

1 mo agolast tested

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Other tested URLs on mozilla.org

Mixed15 blocked92 disrupted77 accessible6 no verdictAll 190 tested URLs on mozilla.org →

Blocking varies across mozilla.org: 15 blocked vs 77 accessible among tested hosts.

Each verdict covers the last 90 days of tests, as on that URL's own page.

Frequently asked questions

Is https://addons.mozilla.org/zh-CN blocked in mainland China right now?

As of the last test on 2026-08-18, https://addons.mozilla.org/zh-CN is 100% disrupted in mainland China, based on GreatFire's live Great Firewall measurements.

Why is https://addons.mozilla.org/zh-CN blocked in mainland China?

Access is unreliable — 100% of the last 1 conclusive tests showed interference.

Since when has https://addons.mozilla.org/zh-CN been blocked?

GreatFire has recorded interference with https://addons.mozilla.org/zh-CN from mainland China since 2020-08-04.

How can I access https://addons.mozilla.org/zh-CN 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 addons.mozilla.org.

https://addons.mozilla.org/zh-CN · JSON