Advertised prefixes smaller than registry allocations (per /8 block)
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   2:1671      5:5558     24:4576     31:3310     37:6201     41:4457   
  46:6121     50:3177     62:3273     63:2538     64:7480     65:3201   
  66:6609     67:4138     68:2707     69:5768     70:2614     71:1447   
  72:4753     74:4097     75:1798     76:918      77:3107     78:2604   
  79:3581     80:2682     81:2196     82:2043     83:1641     84:2089   
  85:4540     86:1000     87:2901     88:1638     89:4779     90:1406   
  91:11067    92:3395     93:3322     94:5000     95:5681     96:2239   
  97:675      98:1600     99:942     100:168     102:2659    105:572    
 107:3537    108:1504    109:5160    119:4       173:4746    174:2244   
 176:4987    177:6551    178:4854    179:2812    181:3875    184:3632   
 185:23064   186:6242    187:5156    188:5804    189:4567    190:10259  
 191:1844    197:2708    201:7050    202:3       208:4621    209:5301   
 212:4963    213:4551    216:7300    217:3382   
