An internet speed test is a tool that measures the upload and download speeds of your internet connection, helping users assess their ISP's performance and troubleshoot issues. Various types of internet connections, such as DSL, cable, fiber optic, satellite, fixed wireless, mobile broadband, and dial-up, offer different speeds and reliability suited for specific needs. Additionally, numerous devices, including computers, smartphones, tablets, smart TVs, and IoT devices, connect to the internet to provide various online services and functionalities.