IANA supplies standards on this issue. For IPv4, Here's what they've in their "Specific function tackle registry". Meaning, for our purposes, anything in these tackle blocks should not be assigned mainly because they should not be routable "publicly". I think it's a matter of symantics and could get difficult to https://daltonftxad.59bloggers.com/37161148/detailed-notes-on-255-payday-loan