Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:29       24:8        31:9        37:31       41:253    
  46:6        50:10       62:6        63:38       64:126      65:21     
  66:105      67:88       68:30       69:71       70:3        72:29     
  74:66       75:2        76:36       77:16       78:5        79:7      
  80:10       81:28       82:7        83:17       84:8        85:25     
  86:6        87:1        89:31       91:63       92:2        93:18     
  94:3        95:6        96:24       97:1        98:11       99:28     
 102:11      107:9       108:44      109:13      173:26      174:3      
 176:8       177:8       178:1       179:12      181:1       184:6      
 185:72      186:4       187:10      188:21      190:15      191:28     
 197:340     201:6       208:128     209:126     212:159     213:23     
 216:150     217:30     
