Advertised prefixes smaller than registry allocations (per /8 block)
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   2:3         5:23       24:3        31:2        37:33       41:246    
  46:7        50:5        62:19       63:43       64:71       65:11     
  66:92       67:59       68:23       69:58       70:4        71:1      
  72:24       74:72       76:36       77:25       78:6        79:11     
  80:16       81:38       82:15       83:17       84:5        85:80     
  86:10       87:1        89:26       91:71       92:4        93:18     
  94:8        95:6        96:8        97:3        98:2       102:19     
 107:3       108:16      109:14      173:7       176:7       177:8      
 178:3       179:12      181:1       184:20      185:95      186:4      
 187:24      188:25      190:18      191:28      197:357     201:23     
 208:91      209:109     212:173     213:20      216:119     217:32     

