Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2174      5:6389     24:4803     31:4282     37:6021     41:4821   
  46:6900     50:3227     62:3775     63:2349     64:7370     65:2795   
  66:6432     67:4576     68:2129     69:5120     70:2270     71:1153   
  72:4349     74:3874     75:2017     76:920      77:3652     78:2762   
  79:2313     80:2877     81:2672     82:3947     83:1942     84:2742   
  85:5074     86:1362     87:3124     88:1825     89:5798     90:1582   
  91:11814    92:3900     93:3785     94:5625     95:6289     96:2101   
  97:529      98:1702     99:944     100:93      102:4426    105:894    
 107:3587    108:1841    109:5024    173:5376    174:2102    176:5308   
 177:6526    178:5153    179:3005    181:4921    184:3247    185:24748  
 186:6662    187:5821    188:6113    189:5582    190:10850   191:1886   
 197:3493    201:7579    202:20      208:4897    209:5879    212:5616   
 213:4880    216:7760    217:4190   
