Advertised prefixes smaller than registry allocations (per /8 block)
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   2:1671      5:5690     24:4586     31:3345     37:6232     41:4477   
  46:6102     50:3173     62:3304     63:2587     64:7509     65:3217   
  66:6619     67:4210     68:2951     69:5760     70:2599     71:1446   
  72:4765     74:4091     75:1803     76:923      77:3115     78:2615   
  79:3580     80:2676     81:2207     82:1991     83:1627     84:2141   
  85:4527     86:991      87:2925     88:1625     89:4819     90:1412   
  91:11084    92:3397     93:3326     94:5037     95:5710     96:2257   
  97:667      98:1834     99:948     100:163     102:2745    105:576    
 107:3551    108:1535    109:5142    119:4       173:4778    174:2267   
 176:5021    177:6615    178:4823    179:2811    181:3953    184:3627   
 185:23175   186:6146    187:5214    188:5801    189:4509    190:10353  
 191:1781    197:2732    201:7090    202:3       208:4683    209:5339   
 212:4981    213:4508    216:7471    217:3361   
