IANA gives expectations on this matter. For IPv4, Here's what they may have in their "Unique purpose address registry". Which means, for our uses, everything in these deal with blocks should not be assigned as they shouldn't be routable "publicly". At Checkmate, we make getting a loan easy and easy. https://sandrag543lqt7.laowaiblog.com/35598297/5-simple-techniques-for-255-payday-loan