Advertised prefixes smaller than registry allocations (per /8 block)
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   2:4         5:50       24:19       31:24       37:33       41:246    
  46:21       50:25       62:20       63:79       64:263      65:35     
  66:204      67:97       68:38       69:148      70:11       71:2      
  72:50       74:195      75:11       76:45       77:18       78:6      
  79:13       80:17       81:37       82:8        83:19       84:14     
  85:48       86:6        87:10       88:1        89:40       91:77     
  92:6        93:51       94:16       95:8        96:26       97:3      
  98:26       99:87      102:14      107:67      108:113     109:28     
 173:160     174:4       176:15      177:9       178:8       179:13     
 181:2       184:13      185:200     186:5       187:9       188:26     
 190:26      191:29      197:337     201:9       203:1       208:230    
 209:294     212:178     213:37      216:333     217:34     
