Advertised prefixes smaller than registry allocations (per /8 block)
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   2:3         5:27       24:4        31:3        37:4        41:128    
  46:17       50:12       62:18       63:55       64:208      65:75     
  66:139      67:86       68:34       69:109      70:47       71:47     
  72:35       74:169      75:1        76:62       77:23       78:6      
  79:11       80:18       81:35       82:16       83:18       84:14     
  85:64       86:7        87:5        88:1        89:30       91:89     
  92:7        93:7        94:6        95:7        96:23       97:2      
  98:15       99:137     100:1       102:15      107:51      108:256    
 109:17      173:135     174:2       176:18      177:10      178:8      
 179:15      181:1       184:3       185:163     186:3       187:17     
 188:20      189:3       190:17      191:28      197:119     201:38     
 208:212     209:255     212:192     213:35      216:244     217:27     

