Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:22       24:4        31:1        37:30       41:244    
  46:6        50:6        62:4        63:36       64:64       65:11     
  66:88       67:53       68:19       69:45       70:3        71:1      
  72:19       74:63       76:36       77:21       78:6        79:10     
  80:10       81:37       82:5        83:15       84:6        85:40     
  86:6        87:1        89:24       91:61       93:18       94:2      
  95:6        96:8        97:2        98:2       102:3       107:1      
 108:11      109:11      173:5       176:5       177:7       179:10     
 185:30      186:3       187:19      188:16      190:17      191:28     
 197:185     201:20      208:48      209:110     212:79      213:12     
 216:65      217:6      
