Can you open connect.facebook.net/en_US/sdk.js from mainland China?
Sometimes.
No recent testsVerdict from 2026-04-21 · 3 mo ago
As of the last test on 2026-04-21 — 3 mo ago — it was partly disrupted in mainland China. We haven't tested it since, so this may have changed.
Access connect.facebook.net with GreatFireVPN →Frequently asked questions
Is connect.facebook.net/en_US/sdk.js blocked in mainland China right now?
We haven't tested connect.facebook.net/en_US/sdk.js in the last 90 days. As of the last test on 2026-04-21 (3 mo ago), it was partly disrupted in mainland China. Use the Test now button on this page for a fresh measurement.
Why is connect.facebook.net/en_US/sdk.js blocked in mainland China?
As of the last test on 2026-04-21 — 3 mo ago — it was partly disrupted in mainland China. We haven't tested it since, so this may have changed.
Since when has connect.facebook.net/en_US/sdk.js been blocked?
GreatFire has recorded interference with connect.facebook.net/en_US/sdk.js from mainland China since 2014-07-22.
How can I access connect.facebook.net/en_US/sdk.js from mainland China?
You need a circumvention tool such as a VPN. GreatFireVPN, built by GreatFire, is designed to bypass the Great Firewall and reach sites like connect.facebook.net/en_US/sdk.js.
http://connect.facebook.net/en_US/sdk.js · JSON