Advertised prefixes smaller than registry allocations (per /8 block)
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   2:3         5:24       24:3        31:4        37:33       41:251    
  46:7        50:8        62:18       63:39       64:76       65:11     
  66:102      67:60       68:23       69:58       70:4        72:19     
  74:71       76:45       77:21       78:5        79:7        80:11     
  81:38       82:5        83:17       84:6        85:41       86:6      
  87:1        89:25       91:67       92:3        93:18       94:9      
  95:6        96:8        97:3        98:3       102:13      107:1      
 108:16      109:16      173:7       176:7       177:8       178:5      
 179:12      181:1       184:6       185:92      186:4       187:8      
 188:25      190:18      191:28      197:338     201:9       208:89     
 209:118     212:164     213:20      216:120     217:30     
