Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:19       24:4        31:1        37:4        41:195    
  46:7        50:4        62:11       63:41       64:79       65:10     
  66:83       67:56       68:16       69:48       70:2        71:1      
  72:23       74:61       76:51       77:21       78:6        79:11     
  80:18       81:32       82:17       83:17       84:11       85:60     
  86:7        87:1        89:18       91:76       92:2        93:7      
  94:2        95:6        96:8        97:3        98:2       100:1      
 102:47      107:17      108:15      109:14      173:9       176:12     
 177:10      178:5       179:15      181:1       184:4       185:72     
 186:3       187:17      188:15      189:3       190:17      191:28     
 197:331     201:39      208:116     209:168     212:184     213:20     
 216:93      217:23     
