Advertised prefixes smaller than registry allocations (per /8 block)
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   2:4         5:38       24:20       31:10       37:28       41:251    
  46:19       50:26       62:19       63:55       64:241      65:65     
  66:185      67:96       68:38       69:139      70:14       71:1      
  72:48       74:206      75:1        76:48       77:18       78:5      
  79:12       80:14       81:38       82:7        83:19       84:14     
  85:46       86:6        87:6        88:1        89:40       91:81     
  92:5        93:50       94:11       95:6        96:26       97:3      
  98:19       99:155     102:14      107:59      108:229     109:26     
 173:146     174:2       176:13      177:8       178:5       179:13     
 181:2       184:9       185:187     186:4       187:9       188:28     
 190:17      191:28      197:341     201:8       203:1       208:228    
 209:294     212:173     213:35      216:331     217:34     
