Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2200      5:6642     24:4765     31:4305     37:6061     41:4971   
  46:6986     50:3269     62:3857     63:2314     64:7815     65:2809   
  66:7573     67:4857     68:2632     69:5499     70:2292     71:1161   
  72:4613     74:4132     75:2054     76:941      77:3637     78:2781   
  79:2359     80:2929     81:2715     82:4458     83:1940     84:2820   
  85:5172     86:1367     87:3148     88:1852     89:5965     90:1529   
  91:11807    92:3919     93:3831     94:5618     95:6431     96:2164   
  97:536      98:1713     99:947     100:89      101:1       102:4707   
 103:1       105:894     107:3756    108:1829    109:5079    117:1      
 173:5448    174:2114    176:5290    177:6468    178:5427    179:3000   
 181:5063    184:3300    185:24819   186:6768    187:5980    188:6219   
 189:5713    190:10845   191:1871    197:3624    201:7623    208:4911   
 209:6096    212:5955    213:5076    216:8141    217:4278   
