Advertised prefixes smaller than registry allocations (per /8 block)
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   2:1275      5:3222     24:3836     31:2504     37:3557     41:3556   
  46:4183     49:3        50:1981     62:2204     63:2516     64:6241   
  65:3142     66:6442     67:3530     68:2937     69:4766     70:2635   
  71:909      72:3755     74:4190     75:767      76:731      77:1939   
  78:1954     79:2862     80:1822     81:1855     82:1433     83:1058   
  84:1425     85:2723     86:638      87:1566     88:1194     89:3029   
  90:382      91:9710     92:1709     93:3148     94:3484     95:4124   
  96:1280     97:568      98:1373     99:247     100:167     103:10     
 105:214     107:2167    108:1048    109:3562    111:1       119:4      
 173:3290    174:1562    176:2836    177:5195    178:3462    179:1352   
 181:2087    184:2093    185:11785   186:4312    187:2738    188:3892   
 189:2315    190:8948    191:1613    197:1462    201:5112    202:19     
 203:136     208:4634    209:4535    212:3550    213:3324    216:6447   
 217:2660    221:17     
