RFC 1466:Guidelines for Management of IP Address S...
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range


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... IR will reserve the upper half of this space which corresponds to the IP address range of 208.0.0.0 through 223.255.255.255. Network numbers from this portion of the Class ...
... fashion which is compatible with potential address aggregation techniques. It is intended to divide this address range into eight equally sized address blocks. ...
... registry. The ranges designated as "Others" permit flexibility in network number assignments which are outside of the geographical regions ...
... network number assignments which are outside of the geographical regions already allocated. The range listed as multi-regional represents network numbers which have been assigned prior to the implementation ...



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