Can you open cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 from mainland China?
Sometimes.
No recent testsVerdict from 2026-04-22 · 3 mo ago
As of the last test on 2026-04-22 — 3 mo ago — it was partly disrupted in mainland China. We haven't tested it since, so this may have changed.
Access cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 with GreatFireVPN →Frequently asked questions
Is cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 blocked in mainland China right now?
We haven't tested cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 in the last 90 days. As of the last test on 2026-04-22 (3 mo ago), it was partly disrupted in mainland China. Use the Test now button on this page for a fresh measurement.
Why is cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 blocked in mainland China?
As of the last test on 2026-04-22 — 3 mo ago — it was partly disrupted in mainland China. We haven't tested it since, so this may have changed.
Since when has cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 been blocked?
GreatFire has recorded interference with cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 from mainland China since 2015-08-26.
How can I access cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 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 cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3.
https://cb.hbsp.harvard.edu/cb/pl/24794725/25546461/eac9ea9bdb64bd074c92c0222fa39af3 · JSON