Network testing tools
Probe Nodes Across the Globe
Backbone network nodes across six continents for measurements close to real users
- 300+
- Probe Nodes
- 32
- Countries
- 99.9%
- Uptime
Tier-1 backbone POPs
Nodes sit on tier-1 backbones and premium IDCs, close to real user paths.
Concurrent probing
Fire tests from many nodes at once and get a global picture in seconds.
Full-path visibility
From packet loss and latency to every route hop, reconstructed end to end.
Recent Test History
Website Speed
TargetAvg Response
Ping Test
TargetAvg Response
DNS Speed
TargetAvg Response
Hijack Check
TargetHijack Status
Our Sponsors
Thousands of businesses run global speed tests with Cesu to keep their sites fast.
