Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2236      5:6591     24:4779     31:4315     37:6085     41:4895   
  46:7144     50:3270     62:3888     63:2368     64:7722     65:2832   
  66:7663     67:4851     68:2626     69:5669     70:2302     71:1180   
  72:4626     74:4086     75:2068     76:949      77:3692     78:2811   
  79:2324     80:2917     81:2747     82:4180     83:1957     84:2776   
  85:5192     86:1373     87:3414     88:1910     89:5885     90:1541   
  91:11851    92:3950     93:3842     94:5651     95:6426     96:2229   
  97:539      98:1709     99:946     100:92      102:5067    105:1255   
 107:3753    108:1850    109:5063    173:5465    174:2106    176:5294   
 177:6609    178:5483    179:3031    181:5031    184:3359    185:24972  
 186:6748    187:5978    188:6257    189:5739    190:10958   191:1943   
 197:4192    201:7647    208:4965    209:6086    212:5962    213:5063   
 216:8166    217:4340   
