Advertised prefixes smaller than registry allocations (per /8 block)
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   2:1820      5:5198     24:4446     31:3015     37:5545     41:4728   
  46:5632     50:2995     62:2986     63:2597     64:7220     65:3214   
  66:6834     67:4109     68:2722     69:5637     70:2705     71:1515   
  72:4927     74:4043     75:1788     76:1000     77:2937     78:2459   
  79:3122     80:2477     81:2059     82:1853     83:1614     84:1958   
  85:4316     86:980      87:2811     88:1430     89:4416     90:1335   
  91:11031    92:3151     93:3399     94:4609     95:5319     96:2235   
  97:624      98:1422     99:1173    100:203     102:1883    105:520    
 107:3172    108:1152    109:4659    173:4547    174:2056    176:4558   
 177:6261    178:4151    179:2527    181:3123    184:3712    185:21843  
 186:5626    187:4146    188:5108    189:4017    190:9942    191:1784   
 197:2780    201:6403    208:4627    209:5232    212:4701    213:4500   
 216:7126    217:3310   
