Can you open f3g4.dynamicdns.biz/m3 from mainland China?
Not sure yet.
There isn't enough recent data to reach a verdict.
2015first tested
4 mo agolast tested
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Frequently asked questions
Is f3g4.dynamicdns.biz/m3 blocked in mainland China right now?
As of the last test on 2026-04-07, f3g4.dynamicdns.biz/m3 is not enough data in mainland China, based on GreatFire's live Great Firewall measurements.
http://f3g4.dynamicdns.biz/m3 · JSON