Advertised prefixes smaller than registry allocations (per /8 block)
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   1:7         2:2164      5:6349     14:24       24:4802     27:4      
  31:4271     37:6086     41:4800     46:6934     49:2        50:3220   
  58:18       59:9        61:23       62:3735     63:2388     64:7320   
  65:2883     66:6364     67:4577     68:2121     69:5144     70:2291   
  71:1144     72:4282     74:3893     75:2021     76:957      77:3649   
  78:2766     79:2285     80:2873     81:2649     82:3842     83:1931   
  84:2697     85:5098     86:1351     87:3392     88:1830     89:5803   
  90:1570     91:11842    92:3884     93:3761     94:5548     95:6287   
  96:2104     97:534      98:1709     99:882     100:93      101:18     
 102:4329    103:15      105:929     107:3566    108:1909    109:5037   
 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      173:5377    174:2134    175:9      
 176:5253    177:6662    178:5057    179:3005    180:4       181:4889   
 182:26      183:5       184:3277    185:24798   186:6614    187:5984   
 188:6128    189:5724    190:10784   191:1870    197:3471    199:1      
 200:27      201:7691    202:3       203:43      204:2       205:1      
 206:2       207:1       208:4911    209:5858    210:141     211:117    
 212:5559    213:4856    216:7764    217:4160    218:19      219:1      
 220:22      221:4       222:15      223:42     
