Search results
Next, the speed test downloads and uploads a packet of data over that connection. How quickly your internet can transfer that data from the network to your device and from your device back to the network determines your download and upload speed.
Test the download speed, upload speed, and latency of your CenturyLink internet service.
© 2023, CenturyLink. All Rights Reserved.
Test results show speed to the device, but may not reflect speed to your home or business Detailed Results. View more information about the test results.
Speedtest by Ookla offers free desktop and mobile apps to test your internet speed and diagnose connectivity issues.
Use our speed test to check the capability of your Internet service whether you use CenturyLink or another provider. The modules above are designed to display statistics on download and upload performance.
How fast is your internet? Test your Internet connection bandwidth with this speed test tool. Call for new Internet plan 833-311-2777.
The internet speed test includes both upload and download speeds, so you don't have to test upload speed separately. The test results give you a full picture of your internet connection. Upload speed impacts how quickly you can send data from your devices through your network to another device or site on the internet.
Thinking about upgrading your internet? You may be wondering how much speed your household really needs. Find out how to determine your target internet speed.
See real-world speed test results and the everyday factors that impact them. Learn why speeds vary and how to improve your speeds.
CenturyLink walks you through some of the reasons you may be experiencing a slow internet connection. Learn more about slow internet and how to fix it today.
CenturyLink Internet Speed Test Speed tests are helpful and important tools to help us diagnose internet issues and determine whether we are getting everything we were promised from an ISP. In this case, we'll be looking at CenturyLink, diving into some stats on previous tests.
