You can either use the default Gateway/NR combo run by us, or have MixFetch choose a random one on startup.
Note: if you're hammering these endpoints and you start to get timeouts (or you've been reloading the page a lot) then change the target hosts to e.g. http://ipv4.icanhazip.com and https://ipv6.icanhazip.com/
This does what is says on the tin - sends 10 fetch requests to https://jsonplaceholder.typicode.com/posts/ 1 through 10
Do a POST and get it echoed back