Broadband Test Tools UK

Choose the test that matches the symptom: speed, high ping, lag under load, packet loss, slow downloads or fibre availability.

Choose the right diagnostic

Start with the symptom, not the biggest speed number

A speed test checks capacity. Ping, packet loss, loaded latency and bufferbloat explain why gaming, video calls or browsing can still feel poor. Use the matching tool below, then follow the linked diagnosis.

LinkSpeed broadband test tools showing speed, ping, jitter and connection diagnostics

Core tests

Internet performance and stability tools

Ping Test

Measure latency, jitter and failed browser requests across 32 samples.

Run the Ping Test

Packet Loss Test

Check for failed or late requests that can cause rubber-banding and call glitches.

Run the Packet Loss Test

Bufferbloat Test

See whether downloads or uploads cause latency to rise while the line is busy.

Run the Bufferbloat Test

Internet Speed Calculator

Estimate download times and the speed needed for files, games and updates.

Open the Speed Calculator

Coverage and upgrades

Check whether a faster connection is available

Broadband Availability Checker

Use a postcode to review local Ofcom coverage context and likely network routes.

Check Broadband Availability