Network measurement instrument

See exactly where your connection degrades.

One button runs a full pass — download, upload, latency under load, packet loss, and a hop-by-hop trace of the route — so you can see whether the problem is your Wi‑Fi, your ISP, or somewhere else.

Want to watch it over time? Open the long-run monitor →
test ready
Latency & jitterRTT to your nearest server, sampled idle and under load
Throughputparallel streams, progressive — watch it converge
Bufferbloatlatency re-measured while the link is saturated, both directions

How it works: Speedbug measures latency, download, upload and bufferbloat from your browser against your nearest server, traces the route hop by hop from our own server, then translates the raw numbers into plain language. Read the full methodology →