How fast is DSL really? Imagine downloading a 20 MB video file in seconds instead of minutes, or even hours. Getting this ultra high speed internet access has never been easier. InstaLink DSL is available in many speeds, depending on your location and the service selected. InstaLink DSL is available in speeds ranging from 144kbps to a blazing 6Mbps. With speeds like that, you'll never look back. Take a look at the chart below.