openlibrary.org
All blocked
Every URL under openlibrary.org that we can reach a verdict on — 4 of them — is blocked in mainland China. The site itself, https://openlibrary.org, is blocked. The Great Firewall poisons its DNS and silently drops its packets so requests time out. 183 tests have been run under this domain since 2012-05-28, the most recent on 2026-08-05.
The site itself
http://openlibrary.orgas of 2026Blockedhttps://openlibrary.orgBlockedPages and subdomains (2)
https://openlibrary.org/search?isbn=1439149380as of 2026Blockedhttps://openlibrary.org/works/OL15486533W/Prisoner_of_the_stateas of 2026BlockedAbout openlibrary.org and the Great Firewall
Every URL under openlibrary.org that we can reach a verdict on — 4 of them — is blocked in mainland China. The site itself, https://openlibrary.org, is blocked. The Great Firewall poisons its DNS and silently drops its packets so requests time out. 183 tests have been run under this domain since 2012-05-28, the most recent on 2026-08-05.
A VPN or another circumvention tool routes the request outside mainland China, past the filtering that blocks openlibrary.org. GreatFire runs GreatFire VPN; the Analyzer also tests the domains of many VPN and proxy providers, so you can check whether one is reachable before relying on it.
Elsewhere on the site
Most-blocked .org domainsEvery tested URL under openlibrary.org
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.