Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:4        31:8        37:11       41:138    
  46:7        50:5        62:11       63:42       64:75       65:10     
  66:59       67:58       68:14       69:47       70:2        71:1      
  72:24       74:60       76:46       77:18       78:6        79:11     
  80:27       81:32       82:14       83:16       84:8        85:73     
  86:7        87:1        88:1        89:18       91:75       92:1      
  93:14       94:5        95:10       96:7        97:2        98:2      
 102:23      107:16      108:13      109:17      173:8       176:12     
 177:23      178:5       179:11      181:1       184:4       185:58     
 186:5       187:19      188:14      189:3       190:36      191:53     
 197:137     201:40      203:4       208:111     209:133     212:195    
 213:21      216:98      217:20     
