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Internet Speed Test


We all know how frustrating a slow internet connection can be. With CenturyLink’s free internet speed test, you can see how fast your upload and download speeds are, as well as more detailed statistics like jitter and ping to help you diagnose why your WiFi isn’t performing like it should. If you aren’t satisfied with the internet speeds you’re getting, be sure to shop our high speed internet and fiber internet for reliable speeds at affordable prices. Don’t forget to visit our for tips and tricks on how to troubleshoot slow internet speeds.

Before you begin the test

Close All Applications

Close everything such as Pandora, Netflix, Hulu, Spotify, all browser windows and tabs (except the one you're using for the test) and any other programs that stream video and music.

If it uses the Internet, you'll want to shut it down before you run the test.

Connect Directly to Modem

  • Connect your computer directly to your modem
  • Run the test with a single device connected directly to your modem using an Ethernet connection
  • Remove any hubs, switches, or routers between your computer and the modem

Power Down Devices

Turn off or unplug other computers, web-enabled printers and TVs, other routers, tablets, smart phones, web cams, DVRs, game systems, VoIP phones and content streaming devices such as Roku, Apple TV, and Chromecast.?

Can't see the speed test tool? Refresh the page to try again.

NOTE:?The speed test will not work using a wireless data connection such as 3G, 4G, or LTE. Tests run over a Virtual Private Network (VPN) may also experience errors or slower-than-expected results. Try disconnecting from the VPN and running the test again.

Not What You Expected?

The speed test is a snapshot of your service at a point in time. You may want to re-run the test a few times to see how the results improve after exploring some additional help topics, which provide some suggestions on what you can try next to improve your Internet speeds.?

Interested in higher speeds? See what's available in your area