Advertised prefixes smaller than registry allocations (per /8 block)
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  24:4        37:1        41:234      50:1        62:7        63:35     
  64:69       65:4        66:62       67:54       68:16       69:45     
  70:2        71:1        72:23       74:55       76:50       77:9      
  80:6        81:1        82:12       83:1        84:7        85:26     
  86:7        87:1        89:3        91:25       92:2        93:1      
  96:8        97:2        98:2       100:1       102:33      107:1      
 108:14      109:10      173:8       176:8       177:18      178:4      
 179:13      181:1       184:2       185:24      186:3       187:18     
 188:5       189:3       190:19      191:28      197:326     201:40     
 208:111     209:122     212:131     213:7       216:95      217:8      

