Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:21       24:4        31:7        37:4        41:144    
  46:13       50:11       62:8        63:49       64:152      65:17     
  66:98       67:76       68:24       69:90       70:21       71:9      
  72:35       74:58       75:128      76:175      77:18       78:6      
  79:11       80:19       81:34       82:8        83:16       84:4      
  85:66       86:6        87:1        88:1        89:20       91:80     
  92:1        93:18       94:5        95:12       96:11       97:2      
  98:12       99:200     102:20      107:27      108:31      109:19     
 173:27      174:1       176:17      177:24      178:7       179:14     
 184:2       185:76      186:5       187:19      188:15      189:5      
 190:35      191:49      197:113     201:41      208:149     209:148    
 212:173     213:31      216:156     217:20     
