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

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

Yes.

No recent testsVerdict from 2026-08-03 · 3 mo ago

As of the last test on 2026-08-03 — 3 mo ago — it was reachable in mainland China. We haven't tested it since, so this may have changed.

2018first tested

3 mo agolast tested

Loading…

Other tested URLs on mozilla.org

Mixed12 blocked138 disrupted38 accessible6 no verdictAll 194 tested URLs on mozilla.org →

Blocking varies across mozilla.org: 12 blocked vs 38 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://developer.mozilla.org/zh-CN blocked in mainland China right now?

We haven't tested https://developer.mozilla.org/zh-CN in the last 90 days. As of the last test on 2026-08-03 (3 mo ago), it was reachable in mainland China. Use the Test now button on this page for a fresh measurement.

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