Is http://cloudflare.com blocked in mainland China?

All of cloudflare.comMixed252 tested URLs

Can you open http://cloudflare.com from mainland China?

Sometimes.

Access is unreliable — 20% of the last 5 conclusive tests showed interference.

Same address over HTTPS:https://cloudflare.comIntermittent

Access cloudflare.com with GreatFireVPN →

2012first tested

1/5disrupted · last 90 days

27 d agolast tested

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Other tested URLs on cloudflare.com

Mixed7 blocked186 disrupted55 accessible4 no verdictAll 252 tested URLs on cloudflare.com →

Blocking varies across cloudflare.com: 7 blocked vs 55 accessible among tested hosts.

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

Frequently asked questions

Is http://cloudflare.com blocked in mainland China right now?

As of the last test on 2026-10-05, http://cloudflare.com is 20% disrupted in mainland China, based on GreatFire's live Great Firewall measurements.

Why is http://cloudflare.com blocked in mainland China?

Access is unreliable — 20% of the last 5 conclusive tests showed interference.

Since when has http://cloudflare.com been blocked?

GreatFire has recorded interference with http://cloudflare.com from mainland China since 2012-05-08.

How can I access http://cloudflare.com 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 cloudflare.com.

http://cloudflare.com · JSON