Advertised prefixes smaller than registry allocations (per /8 block)
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   1:7         2:2160      5:6334     14:24       24:4804     27:4      
  31:4269     37:6080     41:4768     46:6939     49:2        50:3176   
  58:18       59:9        61:23       62:3729     63:2390     64:7298   
  65:2865     66:6365     67:4586     68:2125     69:5137     70:2295   
  71:1141     72:4273     74:3886     75:2021     76:954      77:3644   
  78:2768     79:2258     80:2872     81:2648     82:3824     83:1931   
  84:2681     85:5098     86:1349     87:3383     88:1828     89:5802   
  90:1576     91:11847    92:3877     93:3771     94:5532     95:6281   
  96:2103     97:534      98:1711     99:882     100:93      101:18     
 102:4334    103:15      105:929     107:3585    108:1910    109:5030   
 110:3       112:10      113:2       114:14      115:5       116:1      
 117:5       118:5       119:3       120:3       121:25      122:9      
 123:1       124:6       125:26      173:5356    174:2131    175:9      
 176:5250    177:6648    178:5053    179:3024    180:5       181:4887   
 182:26      183:5       184:3276    185:24783   186:6614    187:5981   
 188:6122    189:5706    190:10792   191:1871    197:3426    199:1      
 200:27      201:7675    202:3       203:43      204:2       205:1      
 206:2       207:1       208:4906    209:5861    210:141     211:117    
 212:5547    213:4857    216:7730    217:4140    218:19      219:1      
 220:22      221:4       222:15      223:42     
