Advertised prefixes smaller than registry allocations (per /8 block)
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   2:3         5:24       24:3        31:4        37:33       41:247    
  46:7        50:9        62:18       63:39       64:76       65:12     
  66:101      67:60       68:23       69:59       70:4        72:19     
  74:73       76:45       77:16       78:5        79:7        80:11     
  81:38       82:5        83:17       84:5        85:40       86:6      
  87:1        89:26       91:69       92:3        93:18       94:9      
  95:6        96:8        97:3        98:4       102:8       107:1      
 108:17      109:16      173:8       176:7       177:9       178:5      
 179:12      181:1       184:6       185:95      186:4       187:8      
 188:25      190:18      191:28      197:344     201:9       208:93     
 209:119     212:164     213:20      216:128     217:30     
