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How fast is your download speed? In seconds, FAST.com's simple Internet speed test will estimate your ISP speed.

An internet speed test measures the connection speed and quality of your connected device to the internet. It does so by running multiple consecutive tests that analyze different aspects of your …

Check your network performance with our Internet speed test. Powered by Cloudflare's global edge network.

Test your internet connection speed in seconds to locations all around the world with this broadband speed test to see how fast your home or mobile internet connection really is across every device.

SpeedOf.Me is a broadband speed test that allows you to easily measure your actual Internet speed on all your devices like desktop, mobile, tablet, game console, smart TV, etc.

Test your network speed and connection information using OpenSpeedTest, a comprehensive network testing solution. This test provides detailed measurements of your network performance including …

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Measurement Lab (M-Lab) provides the largest collection of open Internet performance data on the planet. As a consortium of research, industry, and public-interest partners, M-Lab is dedicated to …