Advertised prefixes smaller than registry allocations (per /8 block)
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   2:4         5:49       24:21       31:23       37:34       41:241    
  46:21       50:27       62:19       63:73       64:259      65:67     
  66:188      67:96       68:36       69:140      70:12       71:1      
  72:49       74:213      75:8        76:43       77:18       78:6      
  79:13       80:17       81:40       82:8        83:19       84:14     
  85:48       86:6        87:8        88:1        89:38       91:80     
  92:7        93:53       94:16       95:7        96:26       97:3      
  98:19       99:172     102:10      107:59      108:236     109:27     
 173:154     174:3       176:15      177:7       178:6       179:13     
 181:2       184:9       185:201     186:5       187:11      188:27     
 190:26      191:28      197:336     201:10      203:1       208:227    
 209:297     212:176     213:40      216:336     217:33     
