Fast.com

community

Netflix-operated internet speed test tool that measures download and upload speed, latency, and provides ISP information for network diagnostics.

This is a community-generated spec

This /ai spec was auto-generated by an AI agent, not by the site owner. It may be incomplete or inaccurate.

https://fast.comNo auth requireddeveloperconfidence: 70/1000 discoveries1 contributors

GET/speedtest/api/v2/token

Get current internet speed test token

Returns

token for initiating speed test measurement

GET/speedtest/range/{token}

Run a speed test and get results

Parameters

urlCountnumber of test URLs (integeroptional

Returns

targets[] with location, url for parallel download testing

GET/speedtest/api/v2/client

Get client network information

Returns

client with ip, asn, isp, location{city, country}