IANA provides criteria on this issue. For IPv4, here is what they've of their "Distinctive function tackle registry". Which means, for our functions, everything in these address blocks should not be assigned given that they shouldn't be routable "publicly". Number945Number945 61711 gold badge55 silver badges99 bronze badges one 1 I https://cashadvanceappsnodirectde12101.blogs-service.com/67593337/255-payday-loan-fundamentals-explained