Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:42       24:19       31:11       37:32       41:247    
  46:10       50:13       62:8        63:53       64:146      65:27     
  66:122      67:90       68:30       69:92       70:3        71:1      
  72:39       74:107      75:4        76:39       77:18       78:6      
  79:7        80:14       81:39       82:7        83:18       84:11     
  85:45       86:6        87:1        88:1        89:30       91:67     
  92:4        93:53       94:8        95:6        96:26       97:2      
  98:11       99:59      102:5       107:10      108:46      109:22     
 173:35      174:3       176:8       177:7       178:2       179:9      
 181:2       184:7       185:98      186:5       187:9       188:23     
 190:26      191:28      197:337     201:8       208:141     209:135    
 212:161     213:30      216:221     217:29     
