Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2180      5:6122     24:4860     31:4011     37:5954     41:4654   
  46:6743     50:3025     62:3706     63:2415     64:7261     65:2981   
  66:6147     67:4437     68:2368     69:5400     70:2362     71:1107   
  72:4285     74:3912     75:2211     76:967      77:3507     78:2654   
  79:2250     80:2824     81:2619     82:2525     83:1893     84:2484   
  85:4856     86:1236     87:3159     88:1768     89:5682     90:1570   
  91:11765    92:3936     93:3690     94:5252     95:5984     96:1952   
  97:493      98:1766     99:961     100:94      102:3907    105:862    
 107:3536    108:1862    109:4926    173:5064    174:2125    176:5095   
 177:6786    178:4821    179:2885    181:4571    184:3416    185:24515  
 186:6595    187:5657    188:6054    189:5393    190:10742   191:1874   
 197:3754    201:7649    202:20      208:4809    209:5784    212:5459   
 213:4751    216:7516    217:3935   
