In response to 0.0.0.0 day, Firefox Nightly version 131 had introduced a new security measure: blocking access to 0.0.0.0/::/::ffff:0.0.0.0 addresses. This change is currently live for Nightly users and will be gradually rolled out to all release users in the near future. Before we implement this ch...
I don’t think they ware going to start disabling http. Http is needed in a lot of cases to get https plus there are still use cases for http like testing.
Have you fired up Wireshark and looked at what port it is connecting to?