Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2091      5:6054     24:4712     31:3388     37:6086     41:4581   
  46:6148     50:3117     62:3520     63:2506     64:7380     65:3207   
  66:6823     67:4466     68:2909     69:5588     70:2459     71:1487   
  72:4625     74:4049     75:2071     76:977      77:3097     78:2588   
  79:3433     80:2761     81:2396     82:2056     83:1763     84:2281   
  85:4592     86:1035     87:2917     88:1733     89:5327     90:1541   
  91:11307    92:3386     93:3417     94:4963     95:5842     96:2199   
  97:590      98:1848     99:936     100:191     102:3308    105:682    
 107:3754    108:1869    109:4563    173:4856    174:2170    176:5056   
 177:6344    178:4639    179:2907    181:4238    184:3469    185:23607  
 186:6268    187:5560    188:5812    189:5281    190:10607   191:1859   
 197:2881    201:7505    202:20      208:4675    209:5531    212:5179   
 213:4400    216:7667    217:3529   
