edx.org
Mixed
Results vary across edx.org: of 13 URLs tested, 8 are disrupted some of the time and 5 load normally. 369 tests have been run under this domain since 2012-10-13, the most recent on 2026-07-26.
13URLs tested
5accessible
369tests all-time
2012first tested
5 d agolast tested
The site itself
http://edx.orgIntermittenthttps://edx.orgIntermittenthttp://www.edx.orgIntermittenthttps://www.edx.orgIntermittentPages and subdomains (9)
http://courses.edx.orgIntermittenthttps://courses.edx.orgIntermittenthttps://courses.edx.org/coursesNot blockedhttps://www.edx.org/learn/englishas of 2026Not blockedhttps://courses.edx.org/login?next=https://home.edx.org/Not blockedhttps://www.edx.org/course/cs50s-introduction-to-computer-scienceIntermittenthttps://www.edx.org/course/introduction-computer-science-harvardx-cs50xas of 2026Not blockedhttps://www.edx.org/course/introduction-solar-systems-astronomy-asux-ast111xIntermittenthttps://courses.edx.org/courses/edX/DemoX.1/2014/courseware/0af8db2309474971bfa70cda98668a30/ec3364075f2845baa625bfecd5970410as of 2026Not blockedAbout edx.org and the Great Firewall
Is edx.org blocked in mainland China?
Results vary across edx.org: of 13 URLs tested, 8 are disrupted some of the time and 5 load normally. 369 tests have been run under this domain since 2012-10-13, the most recent on 2026-07-26.
Elsewhere on the site
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.