Advertised prefixes smaller than registry allocations (per /8 block)
--------------------------------------------------------------------

   2:2         5:32       24:1        31:2        37:30       46:6      
  62:7        66:1        69:1        74:4        77:16       78:5      
  79:7        80:12       81:35       82:5        83:17       84:6      
  85:38       86:1        89:21       91:44       92:1        93:20     
  94:2        95:6       103:2       109:5       133:6       176:6      
 178:1       185:53      188:20      202:1       212:53      213:15     
 216:1       217:26     
