Is mail.nih.gov blocked in mainland China?

Can you open mail.nih.gov from mainland China?

Not sure yet.

There isn't enough recent data to reach a verdict.

2015first tested

2 mo agolast tested

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Other 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 mail.nih.gov blocked in mainland China right now?

As of the last test on 2026-06-04, mail.nih.gov is not enough data in mainland China, based on GreatFire's live Great Firewall measurements.

http://mail.nih.gov · JSON