Is cernet.net down right now?
cernet.net
Checking cernet.net…
Asking our locations to reach the site. This takes a few seconds.
- Uptime, 24 hours
- 100 %
- Uptime, 7 days
- 100 %
- Uptime, 30 days
- 100 %
Based on 1 day of checks so far. Checks that failed because of how we test, not because of the site, are left out.
Response time per hour, last 24 hours
Response time by location, last 24 hours
| Location | Average response | Reached |
|---|---|---|
| Berlin 1, Germany | – | 3 of 3 checks |
| Falkenstein, Germany | – | 3 of 3 checks |
| Berlin 2, Germany | – | 5 of 5 checks |
Each check runs from all locations at once. A location far from the site’s servers answers later; that says nothing about the site being slow.
Outage history
No confirmed outage on record. An outage is listed once cernet.net could not be reached from at least two locations in two checks in a row.
Recent checks
| Time | Status | Locations | Response |
|---|---|---|---|
| 2026-10-10 13:12 UTC | Reachable | 1 of 3 | 764 ms |
| 2026-10-10 12:09 UTC | Reachable | 1 of 1 | 739 ms |
| 2026-10-10 11:05 UTC | Reachable | 1 of 1 | 735 ms |
| 2026-10-10 10:23 UTC | Reachable | 1 of 1 | 628 ms |
| 2026-10-10 09:16 UTC | Reachable | 1 of 1 | 825 ms |
| 2026-10-10 08:12 UTC | Reachable | 1 of 1 | 962 ms |
| 2026-10-10 07:07 UTC | Reachable | 1 of 1 | 915 ms |
| 2026-10-10 06:04 UTC | Reachable | 1 of 1 | 768 ms |
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About cernet.net
China Education and Research Network (CERNET)
The China Education and Research Network-CERNET was built in 1994. It was supported and constructed by Chinese government; and the Ministry of education is responsible for the management. The Tsinghua University and other top universities are responsible for the construction and operation of the CE…
Visit cernet.netTitle and description as published by the site.
We can reach it, but you cannot?
- Reload the page without the cache: Ctrl + F5 on Windows, Cmd + Shift + R on a Mac.
- Open the site in a private window. If it works there, clear the cookies and cache for cernet.net.
- Try another network, such as mobile data. If that works, the problem is with your provider or router.
- Switch to a public DNS resolver such as 1.1.1.1 or 8.8.8.8, then flush your DNS cache.
- Turn off VPNs, proxies and ad blockers for a moment. Some sites refuse those connections.
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