Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2237      5:6502     24:4761     31:4269     37:6056     41:4813   
  46:7091     50:3255     62:3835     63:2346     64:7622     65:2805   
  66:7264     67:4721     68:2589     69:5424     70:2287     71:1168   
  72:4577     74:4008     75:2030     76:931      77:3666     78:2803   
  79:2313     80:2907     81:2751     82:4146     83:1972     84:2791   
  85:5139     86:1363     87:3165     88:1899     89:5888     90:1553   
  91:11803    92:3929     93:3817     94:5625     95:6409     96:2173   
  97:531      98:1708     99:948     100:93      102:4683    105:904    
 107:3742    108:1832    109:5064    173:5447    174:2104    176:5280   
 177:6544    178:5454    179:2997    181:4984    184:3326    185:24835  
 186:6683    187:5972    188:6225    189:5699    190:10899   191:1907   
 197:3525    201:7637    208:4873    209:6107    212:5897    213:4974   
 216:8059    217:4288   
