Is http://www.sdti.com.cn blocked in mainland China? — GreatFire

All of sdti.com.cnNo data2 tested URLs

Can you open http://www.sdti.com.cn 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.

Same address over HTTPS:https://www.sdti.com.cnUnresolvable

2020first tested

4 mo agolast tested

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Frequently asked questions

Is http://www.sdti.com.cn blocked in mainland China right now?

As of the last test on 2026-05-18, http://www.sdti.com.cn is not resolvable from anywhere we test in mainland China, based on GreatFire's live Great Firewall measurements.

http://www.sdti.com.cn · JSON