Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:19       24:4        31:1        37:4        41:99     
  46:7        50:3        62:9        63:34       64:65       65:4      
  66:68       67:53       68:16       69:45       70:2        71:1      
  72:23       74:59       76:50       77:21       78:6        79:11     
  80:17       81:35       82:16       83:17       84:5        85:74     
  86:7        87:1        89:19       91:76       92:2        93:7      
  94:2        95:6        96:8        97:2        98:2       100:1      
 102:8       107:1       108:12      109:14      173:9       176:12     
 177:7       178:5       179:12      184:6       185:70      186:3      
 187:18      188:14      189:3       190:17      191:7       197:3      
 201:38      208:110     209:120     212:184     213:21      216:107    
 217:19     
