Is css.404.mn blocked in mainland China?

Can you open css.404.mn 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.

2016first tested

6 mo agolast tested

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Other tested URLs on 404.mn

Each verdict covers the last 90 days of tests, as on that URL's own page.

Frequently asked questions

Is css.404.mn blocked in mainland China right now?

As of the last test on 2026-02-12, css.404.mn is not resolvable from anywhere we test in mainland China, based on GreatFire's live Great Firewall measurements.

http://css.404.mn · JSON