spidermonkey.dev
All blocked
The one URL under spidermonkey.dev we can reach a verdict on is blocked in mainland China. The Great Firewall blocks the connection outright. 5 tests have been run under this domain since 2025-05-21, the most recent on 2026-09-14.
The site itself
https://spidermonkey.devBlockedAbout spidermonkey.dev and the Great Firewall
The one URL under spidermonkey.dev we can reach a verdict on is blocked in mainland China. The Great Firewall blocks the connection outright. 5 tests have been run under this domain since 2025-05-21, the most recent on 2026-09-14.
A VPN or another circumvention tool routes the request outside mainland China, past the filtering that blocks spidermonkey.dev. 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 .dev domainsEvery tested URL under spidermonkey.dev
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.