Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2186      5:6452     24:5338     31:3587     37:6110     41:4754   
  46:6478     50:3097     62:3647     63:2458     64:7469     65:3197   
  66:6351     67:4543     68:2694     69:5481     70:2691     71:1068   
  72:4428     74:3847     75:2213     76:957      77:3605     78:2637   
  79:2305     80:2848     81:2619     82:2298     83:1852     84:2476   
  85:4865     86:1219     87:3301     88:1824     89:5716     90:1566   
  91:11849    92:3705     93:3573     94:5232     95:6209     96:1997   
  97:536      98:1907     99:956     100:97      102:4024    103:7      
 105:1193    107:3387    108:1831    109:4973    173:4948    174:2137   
 176:5016    177:8021    178:4780    179:3241    180:1       181:4649   
 184:3464    185:24531   186:7109    187:6259    188:6142    189:5823   
 190:11028   191:2533    197:3425    201:7815    203:1       208:4811   
 209:5797    212:5413    213:4763    216:7763    217:3792   
