Is http://www.nih.gov blocked in mainland China?

Can you open http://www.nih.gov from mainland China?

Yes.

All 1 recent conclusive tests connected normally.

2011first tested

0/1disrupted · last 90 days

25 d agolast tested

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Other tested URLs on nih.gov

Mixed1 blocked2 disrupted33 accessible4 no verdictAll 40 tested URLs on nih.gov →

Blocking varies across nih.gov: 1 blocked vs 33 accessible among tested hosts.

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

Is http://www.nih.gov blocked in mainland China right now?

As of the last test on 2026-07-18, http://www.nih.gov is not blocked in mainland China, based on GreatFire's live Great Firewall measurements.

http://www.nih.gov · JSON