How to test your internet speed? An internet speed test will show the connection speed between your device and the speed test server. The speed test will analyze different aspects of your connection's performance, namely ping, jitter, download speed, and upload speed. It is to ensure you are getting what you pay for or to determine if there is something wrong with your broadband connection. High ping or slow download/upload result might mean something is wrong with your connection, network gear, or device. If your favorite website is slow you can run a SpeedSmart Speed Test to know if the problem is your connection to the server where the website resides., Enter your zip code to tailor the results specifically to your area. Join us in providing the world's most accurate speedtest platform., FAST.com speed test gives you an estimate of your current Internet speed. You will generally be able to get this speed from leading Internet services, which use globally distributed servers. Why does FAST.com focus primarily on download speed?.