Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2148      5:6217     24:5190     31:4096     37:6064     41:4767   
  46:6774     50:3045     62:3675     63:2423     64:7276     65:2929   
  66:6153     67:4455     68:2262     69:5366     70:2366     71:1115   
  72:4298     74:3918     75:2243     76:942      77:3590     78:2695   
  79:2256     80:2810     81:2574     82:3424     83:1887     84:2493   
  85:4945     86:1280     87:3133     88:1772     89:5701     90:1594   
  91:11697    92:3936     93:3702     94:5312     95:6075     96:2127   
  97:525      98:1754     99:960     100:94      102:3986    105:862    
 107:3514    108:1863    109:4913    173:5102    174:2105    176:5204   
 177:6429    178:4886    179:2899    181:4696    184:3517    185:24598  
 186:6403    187:5593    188:6049    189:5425    190:10724   191:1808   
 197:3889    201:7536    202:20      208:4788    209:5829    212:5446   
 213:4734    216:7550    217:3956   
