Can you open https://mayoclinic.org from mainland China?
Sometimes.
No recent testsVerdict from 2026-05-17 · 3 mo ago
As of the last test on 2026-05-17 — 3 mo ago — it was partly disrupted in mainland China. We haven't tested it since, so this may have changed.
The two are filtered by different means — an unencrypted request by the address and keywords it carries in the clear, an encrypted one by the server name in its TLS handshake — so one working while the other does not is normal.
Frequently asked questions
Is https://mayoclinic.org blocked in mainland China right now?
We haven't tested https://mayoclinic.org in the last 90 days. As of the last test on 2026-05-17 (3 mo ago), it was partly disrupted in mainland China. Use the Test now button on this page for a fresh measurement.
Why is https://mayoclinic.org blocked in mainland China?
As of the last test on 2026-05-17 — 3 mo ago — it was partly disrupted in mainland China. We haven't tested it since, so this may have changed.
Since when has https://mayoclinic.org been blocked?
GreatFire has recorded interference with https://mayoclinic.org from mainland China since 2024-06-07.
How can I access https://mayoclinic.org from mainland China?
You need a circumvention tool such as a VPN. GreatFireVPN, built by GreatFire, is designed to bypass the Great Firewall and reach sites like mayoclinic.org.
https://mayoclinic.org · JSON