IANA provides benchmarks on this matter. For IPv4, Here's what they've got in their "special objective tackle registry". Meaning, for our functions, something in these address blocks shouldn't be assigned mainly because they shouldn't be routable "publicly". Number945Number945 61711 gold badge55 silver badges99 bronze badges 1 one I have witnessed https://alanf689wvt9.blogaritma.com/34816791/an-unbiased-view-of-255-payday-loan