Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:3        31:7        37:11       41:125    
  46:8        50:5        62:8        63:40       64:75       65:8      
  66:74       67:57       68:14       69:49       71:1        72:29     
  74:30       76:43       77:16       78:6        79:11       80:20     
  81:34       82:8        83:16       84:8        85:60       86:6      
  87:1        88:1        89:18       91:74       92:1        93:23     
  94:5        95:11       96:9        97:2        98:2       102:21     
 107:18      108:12      109:17      173:8       175:2       176:12     
 177:25      178:6       179:13      181:1       184:14      185:54     
 186:5       187:18      188:14      189:5       190:35      191:49     
 197:114     201:42      203:6       208:100     209:133     212:196    
 213:20      216:98      217:24     
