Advertised prefixes smaller than registry allocations (per /8 block)
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   2:1         5:12       24:6        31:7        37:11       41:139    
  46:9        50:1        62:8        63:36       64:66       65:4      
  66:60       67:56       68:14       69:50       71:1        72:28     
  74:29       76:42       77:16       78:6        79:11       80:18     
  81:35       82:7        83:17       84:9        85:61       86:11     
  87:1        88:1        89:17       91:65       92:1        93:23     
  94:5        95:7        96:9        97:2        98:2       102:20     
 108:11      109:15      173:3       176:12      177:22      178:6      
 179:14      181:13      184:4       185:53      186:5       187:18     
 188:15      189:3       190:59      191:52      197:5       201:39     
 208:93      209:126     212:191     213:20      216:89      217:23     

