Is hcaptcha.com:8443/cdn-cgi/trace blocked in mainland China?

Can you open hcaptcha.com:8443/cdn-cgi/trace from mainland China?

Yes.

All 2 recent conclusive tests connected normally.

2025first tested

0/2disrupted · last 90 days

3 mo agolast tested

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Other tested URLs on hcaptcha.com

http://hcaptcha.comNot blocked https://hcaptcha.comas of 2026Not blocked https://hcaptcha.com/getcaptchaas of 2026Not blocked https://hcaptcha.com/getcaptcha/as of 2026Not blocked http://hcaptcha.com/cdn-cgi/traceNot blocked https://hcaptcha.com/cdn-cgi/traceNot blocked https://hcaptcha.com/1/api.js?onload=onloadCallback&render=explicitas of 2025Not blocked http://js.hcaptcha.comas of 2026Intermittent http://www.hcaptcha.comNot blocked https://js.hcaptcha.comNot blocked http://api.hcaptcha.comNot blocked https://www.hcaptcha.comas of 2025Not blocked https://api.hcaptcha.comas of 2026Not blocked http://api2.hcaptcha.comNot blocked https://imgs.hcaptcha.comNot blocked https://api2.hcaptcha.comas of 2026Not blocked http://assets.hcaptcha.comas of 2026Intermittent https://assets.hcaptcha.comas of 2026Not blocked http://newassets.hcaptcha.comas of 2026Not blocked https://newassets.hcaptcha.comNot blocked https://js.hcaptcha.com/1/api.jsas of 2026Not blocked https://accounts.hcaptcha.com/demoas of 2026Not blocked http://www.hcaptcha.com/cdn-cgi/traceNot blocked https://www.hcaptcha.com/cdn-cgi/traceNot blocked http://docs.hcaptcha.com/cdn-cgi/traceNot blocked https://docs.hcaptcha.com/cdn-cgi/traceas of 2026Not blocked http://www.hcaptcha.com:8443/cdn-cgi/traceas of 2025Not blocked http://docs.hcaptcha.com:8443/cdn-cgi/traceNot blocked https://dashboard.hcaptcha.com/cdn-cgi/traceas of 2026Not blocked https://newassets.hcaptcha.com/captcha/v1/2a00369/hcaptcha.jsas of 2026Not blocked

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

Frequently asked questions

Is hcaptcha.com:8443/cdn-cgi/trace blocked in mainland China right now?

As of the last test on 2026-05-09, hcaptcha.com:8443/cdn-cgi/trace is not blocked in mainland China, based on GreatFire's live Great Firewall measurements.

http://hcaptcha.com:8443/cdn-cgi/trace · JSON