book123.info
All blocked
Every URL under book123.info that we can reach a verdict on — 3 of them — is blocked in mainland China. The site itself, https://book123.info, is blocked. The Great Firewall poisons its DNS, silently drops its packets so requests time out and breaks its TLS handshake. 23 tests have been run under this domain since 2023-10-28, the most recent on 2026-08-06.
The site itself
http://book123.infoBlockedhttps://book123.infoas of 2026Blockedhttps://www.book123.infoBlockedAbout book123.info and the Great Firewall
Every URL under book123.info that we can reach a verdict on — 3 of them — is blocked in mainland China. The site itself, https://book123.info, is blocked. The Great Firewall poisons its DNS, silently drops its packets so requests time out and breaks its TLS handshake. 23 tests have been run under this domain since 2023-10-28, the most recent on 2026-08-06.
A VPN or another circumvention tool routes the request outside mainland China, past the filtering that blocks book123.info. 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 .info domainsEvery tested URL under book123.info
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.