Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:32       24:3        31:1        37:32       41:243    
  46:7        50:8        62:6        63:41       64:64       65:13     
  66:85       67:53       68:15       69:45       70:3        72:19     
  74:66       76:31       77:16       78:5        79:7        80:13     
  81:39       82:5        83:16       84:6        85:40       86:6      
  87:1        89:23       91:58       92:2        93:21       94:7      
  95:6        96:8        97:2        98:3       102:1       107:14     
 108:11      109:14      173:5       174:1       176:5       177:7      
 179:10      185:36      186:3       187:3       188:18      190:25     
 191:28      197:178     201:5       208:41      209:116     212:80     
 213:15      216:76      217:5      
