From reading the comments, this is for use in scenarios where you connect to a guest wifi network, but aren't automatically taken to their authentication page t

From reading the comments, this is for use in scenarios where you connect to a guest wifi network, but aren't automatically taken to their authentication page to get access to the internet. By trying to connect to a http:// http:// website instead of https:// https://, the redirect will work, allowing you to authenticate your device and access the internet.