openstax.org
All clear
None of the 4 URLs we have a verdict for under openstax.org are blocked in mainland China. The site itself, https://openstax.org, loads normally. 32 tests have been run under this domain since 2020-08-05, the most recent on 2026-08-12.
4URLs tested
4accessible
32tests all-time
2020first tested
14 d agolast tested
The site itself
http://openstax.orgNot blockedhttps://openstax.orgNot blockedPages and subdomains (2)
https://openstax.org/books/college-success/pages/5-3-taking-notessNot blockedhttps://openstax.org/books/college-success/pages/2-7-the-hidden-curriculumas of 2026Not blockedAbout openstax.org and the Great Firewall
Is openstax.org blocked in mainland China?
None of the 4 URLs we have a verdict for under openstax.org are blocked in mainland China. The site itself, https://openstax.org, loads normally. 32 tests have been run under this domain since 2020-08-05, the most recent on 2026-08-12.
Elsewhere on the site
Most-blocked .org domainsEvery tested URL under openstax.org
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.