Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:21       24:4        31:8        37:6        41:140    
  46:12       50:11       62:16       63:51       64:161      65:73     
  66:105      67:75       68:25       69:93       70:30       71:49     
  72:36       74:100      76:53       77:20       78:7        79:11     
  80:26       81:33       82:20       83:16       84:4        85:73     
  86:9        87:2        88:1        89:20       91:85       92:1      
  93:7        94:9        95:9        96:11       97:4        98:14     
  99:137     102:21      107:18      108:164     109:19      173:24     
 174:1       176:17      177:21      178:8       179:12      181:1      
 184:2       185:100     186:5       187:19      188:15      189:3      
 190:20      191:52      197:150     201:41      208:172     209:152    
 212:197     213:32      216:181     217:21     
