Part of cph.orgAll blocked3 tested URLs
Can you open http://cts.cph.org from mainland China?
No.
It's blocked — 100% of the last 2 conclusive tests failed in mainland China.
Access cts.cph.org with GreatFireVPN →2015first tested
2/2blocked · last 90 days
2 mo agolast tested
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Frequently asked questions
Is http://cts.cph.org blocked in mainland China right now?
As of the last test on 2026-06-13, http://cts.cph.org is 100% blocked in mainland China, based on GreatFire's live Great Firewall measurements.
Why is http://cts.cph.org blocked in mainland China?
It's blocked — 100% of the last 2 conclusive tests failed in mainland China.
Since when has http://cts.cph.org been blocked?
GreatFire has recorded interference with http://cts.cph.org from mainland China since 2015-07-12.
How can I access http://cts.cph.org 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 cts.cph.org.
http://cts.cph.org · JSON