joinmastodon.org
All blocked
Every URL under joinmastodon.org that we can reach a verdict on — 8 of them — is blocked in mainland China. The site itself, https://joinmastodon.org, is blocked. The Great Firewall silently drops its packets so requests time out, poisons its DNS and breaks its TLS handshake. 128 tests have been run under this domain since 2018-03-07, the most recent on 2026-08-23.
The site itself
http://joinmastodon.orgBlockedhttps://joinmastodon.orgas of 2026Blockedhttps://www.joinmastodon.orgBlockedPages and subdomains (5)
https://joinmastodon.org/zhBlockedhttps://joinmastodon.org/communitiesas of 2026Blockedhttps://joinmastodon.org/@vivaldi.socialBlockedhttps://joinmastodon.org/@mastodon.socialBlockedhttps://docs.joinmastodon.orgBlockedAbout joinmastodon.org and the Great Firewall
Every URL under joinmastodon.org that we can reach a verdict on — 8 of them — is blocked in mainland China. The site itself, https://joinmastodon.org, is blocked. The Great Firewall silently drops its packets so requests time out, poisons its DNS and breaks its TLS handshake. 128 tests have been run under this domain since 2018-03-07, the most recent on 2026-08-23.
A VPN or another circumvention tool routes the request outside mainland China, past the filtering that blocks joinmastodon.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 joinmastodon.org
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.