Can you open cloudflare.com/cdn-cgi/trace from mainland China?
Yes.
All 2 recent conclusive tests connected normally.
2025first tested
0/2disrupted · last 90 days
2 mo agolast tested
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Other tested URLs on cloudflare.com
Blocking varies across cloudflare.com: 2 blocked vs 65 accessible among tested hosts.
http://cloudflare.comNot blockedhttps://cloudflare.comIntermittenthttp://cloudflare.com:8443Not blockedhttps://cloudflare.com/cdn-cgi/traceNot blockedhttp://cloudflare.com:8443/cdn-cgi/traceNot blockedhttp://cloudflare.com/zh-cn/what-is-cloudflareas of 2025Redirected inside mainland Chinahttp://cn.cloudflare.comNot blockedhttp://ns.cloudflare.comas of 2025Not blockedhttp://cp.cloudflare.comas of 2026Not blockedhttp://www.cloudflare.comas of 2026Not blockedhttps://cn.cloudflare.comas of 2026Not blockedhttp://amp.cloudflare.comNot blockedhttp://api.cloudflare.comas of 2024Intermittenthttps://ct.cloudflare.comas of 2026Not blockedhttp://dns.cloudflare.comas of 2026Intermittenthttps://cp.cloudflare.comas of 2026Not blockedhttps://www.cloudflare.comNot blockedhttp://ajax.cloudflare.comNot enough datahttps://dns.cloudflare.comas of 2026Blockedhttp://time.cloudflare.comas of 2024Intermittenthttps://api.cloudflare.comas of 2026Not blockedhttp://dash.cloudflare.comNot blockedhttp://turn.cloudflare.comNot blockedhttp://cdnjs.cloudflare.comas of 2025Not blockedhttps://ajax.cloudflare.comas of 2024Not blockedhttps://dash.cloudflare.comNot blockedhttps://blog.cloudflare.comas of 2026Not blockedhttps://time.cloudflare.comas of 2024Blockedhttp://speed.cloudflare.comas of 2026Not blockedhttps://stun.cloudflare.comNot blockedhttp://uma.ns.cloudflare.comNot blockedhttps://cdnjs.cloudflare.comNot blockedhttps://radar.cloudflare.comNot blockedhttps://speed.cloudflare.comas of 2026Not blockedhttps://pages.cloudflare.comNot blockedhttps://a.nel.cloudflare.comNot blockedhttp://dina.ns.cloudflare.comas of 2026Not blockedhttp://elle.ns.cloudflare.comNot blockedhttp://leah.ns.cloudflare.comNot blockedhttp://norm.ns.cloudflare.comIntermittenthttp://etta.ns.cloudflare.comNot blockedhttp://dane.ns.cloudflare.comNot blockedhttp://dell.ns.cloudflare.comas of 2026Not blockedhttp://lily.ns.cloudflare.comNot blockedhttp://burt.ns.cloudflare.comas of 2026Not blockedhttp://karl.ns.cloudflare.comas of 2026Intermittenthttps://crypto.cloudflare.comNot blockedhttp://domains.cloudflare.comNot blockedhttp://sima.ns.cloudflare.comas of 2026Not blockedhttp://amber.ns.cloudflare.comas of 2026Not blockedhttps://www.cloudflare.com/dnsas of 2026Not blockedhttps://malcolm.cloudflare.comNot blockedhttps://workers.cloudflare.comas of 2026Not blockedhttp://h3.speed.cloudflare.comas of 2026Not blockedhttp://www.cloudflare.com:8443Not blockedhttps://partners.cloudflare.comNot blockedhttps://www.cloudflare.com/warpIntermittenthttps://one.dash.cloudflare.comNot blockedhttps://h3.speed.cloudflare.comas of 2026Not blockedhttps://research.cloudflare.comas of 2026Not blockedhttps://rtc.live.cloudflare.comNot blockedhttps://www.cloudflare.com/zh-cnas of 2026Intermittenthttps://www.cloudflare.com/en-gbas of 2026Not blockedhttp://challenges.cloudflare.comNot blockedhttp://valid.rpki.cloudflare.comas of 2026Not blockedhttps://community.cloudflare.comNot blockedhttps://www.cloudflare.com/drop/Not blockedhttps://valid.rpki.cloudflare.comas of 2026Not blockedhttps://dash.cloudflare.com/loginNot blockedhttps://developers.cloudflare.comNot blockedhttps://www.cloudflare.com/ja-jp/as of 2026Not blockedhttps://www.cloudflare.com/zh-tw/as of 2026Intermittenthttps://challenges.cloudflare.comNot blockedhttps://www.cloudflare.com/en-ca/Not blockedhttps://www.cloudflare.com/sign-upas of 2026Not blockedhttps://www.cloudflare.com/a/loginas of 2026Not blockedhttp://invalid.rpki.cloudflare.comNot enough datahttps://www.cloudflare.com/1.1.1.1as of 2026Not blockedhttps://invalid.rpki.cloudflare.comas of 2025Not blockedEach verdict covers the last 90 days of tests, as on that URL's own page.
Frequently asked questions
Is cloudflare.com/cdn-cgi/trace blocked in mainland China right now?
As of the last test on 2026-06-12, cloudflare.com/cdn-cgi/trace is not blocked in mainland China, based on GreatFire's live Great Firewall measurements.
http://cloudflare.com/cdn-cgi/trace · JSON