Is http://o9oo.4u.cr.rs/zf blocked in mainland China?

Can you open http://o9oo.4u.cr.rs/zf from mainland China?

N/A.

This domain doesn't resolve anywhere we test — including our control outside mainland China — so it appears inactive or unregistered rather than blocked.

2015first tested

4 mo agolast tested

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Frequently asked questions

Is http://o9oo.4u.cr.rs/zf blocked in mainland China right now?

As of the last test on 2026-04-15, http://o9oo.4u.cr.rs/zf is not resolvable from anywhere we test in mainland China, based on GreatFire's live Great Firewall measurements.

http://o9oo.4u.cr.rs/zf · JSON