Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:28       24:4        31:1        37:15       41:231    
  46:6        50:2        62:7        63:34       64:60       65:8      
  66:59       67:50       68:17       69:45       70:2        71:1      
  72:24       74:60       76:43       77:24       78:6        79:10     
  80:20       81:34       82:15       83:19       84:6        85:83     
  86:7        87:1        89:18       91:67       92:3        93:18     
  94:2        95:6        96:8        97:2        98:2       102:4      
 107:1       108:10      109:6       173:6       176:5       177:7      
 179:10      185:34      186:2       187:20      188:13      189:3      
 190:16      191:28      197:181     201:35      208:68      209:132    
 212:80      213:12      216:68      217:7      
