Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2150      5:6417     24:4858     31:4290     37:6092     41:4804   
  46:6917     50:3226     62:3747     63:2371     64:7336     65:2854   
  66:6374     67:4591     68:2122     69:5205     70:2281     71:1142   
  72:4283     74:3905     75:2027     76:942      77:3657     78:2768   
  79:2275     80:2858     81:2643     82:3863     83:1913     84:2713   
  85:5058     86:1349     87:3139     88:1821     89:5790     90:1573   
  91:11826    92:3903     93:3771     94:5527     95:6297     96:2143   
  97:530      98:1708     99:890     100:93      101:1       102:4327   
 103:1       105:879     107:3579    108:1895    109:5011    173:5384   
 174:2130    176:5266    177:6566    178:5092    179:3017    181:4892   
 184:3293    185:24747   186:6569    187:5942    188:6128    189:5676   
 190:10717   191:1870    197:3451    201:7695    208:4926    209:5865   
 212:5529    213:4848    216:7775    217:4155   
