Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2120      5:6377     24:4810     31:4255     37:5268     41:4526   
  46:6791     50:3233     62:3575     63:2333     64:7412     65:2816   
  66:6704     67:4638     68:2322     69:5246     70:2289     71:1158   
  72:4560     74:3946     75:2016     76:922      77:3586     78:2739   
  79:2255     80:2655     81:2653     82:3962     83:1872     84:2540   
  85:4226     86:1286     87:2247     88:1805     89:5638     90:344    
  91:11649    92:2949     93:3772     94:5563     95:5637     96:2126   
  97:531      98:1704     99:950     100:93      102:4418    105:881    
 107:3670    108:1840    109:5030    173:5407    174:2104    176:5295   
 177:6535    178:5402    179:2981    181:4879    184:3263    185:24394  
 186:6508    187:5919    188:5680    189:5682    190:10610   191:1857   
 197:3393    201:7617    202:21      208:4900    209:5975    212:5657   
 213:4670    216:7898    217:4154   
