Advertised prefixes smaller than registry allocations (per /8 block)
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   2:4         5:36       24:10       31:13       37:33       41:242    
  46:15       50:25       62:18       63:51       64:220      65:54     
  66:184      67:92       68:36       69:133      70:23       71:3      
  72:44       74:188      75:1        76:48       77:23       78:5      
  79:15       80:13       81:38       82:8        83:19       84:7      
  85:48       86:6        87:6        88:1        89:39       91:79     
  92:8        93:50       94:11       95:6        96:26       97:3      
  98:16       99:155     102:18      107:45      108:253     109:25     
 173:135     174:3       176:13      177:8       178:7       179:13     
 181:2       184:9       185:179     186:4       187:8       188:30     
 190:18      191:28      197:337     201:12      203:1       208:218    
 209:295     212:178     213:35      216:312     217:34     
