Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2236      5:6602     24:4762     31:4292     37:6080     41:4993   
  46:7064     50:3271     62:3852     63:2324     64:7805     65:2805   
  66:7618     67:4877     68:2625     69:5500     70:2293     71:1170   
  72:4616     74:4130     75:2047     76:940      77:3666     78:2811   
  79:2361     80:2934     81:2734     82:4420     83:1954     84:2791   
  85:5183     86:1366     87:3167     88:1904     89:5968     90:1529   
  91:11807    92:3911     93:3841     94:5625     95:6444     96:2164   
  97:535      98:1712     99:947     100:89      102:4748    105:915    
 107:3756    108:1833    109:5073    173:5448    174:2108    176:5293   
 177:6466    178:5421    179:3002    181:5049    184:3313    185:24869  
 186:6747    187:5973    188:6211    189:5714    190:10864   191:1873   
 197:3511    201:7637    208:4893    209:6118    212:5941    213:5097   
 216:8140    217:4296   
