Advertised prefixes smaller than registry allocations (per /8 block)
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   2:4         5:35       24:9        31:10       37:33       41:245    
  46:15       50:25       62:20       63:51       64:213      65:60     
  66:175      67:93       68:40       69:125      70:29       71:9      
  72:44       74:197      75:1        76:47       77:27       78:6      
  79:10       80:20       81:38       82:16       83:19       84:7      
  85:87       86:10       87:6        88:1        89:39       91:84     
  92:10       93:49       94:10       95:5        96:26       97:3      
  98:16       99:153     102:23      107:44      108:252     109:22     
 173:138     174:3       176:13      177:8       178:7       179:13     
 181:2       184:23      185:180     186:4       187:23      188:31     
 190:18      191:28      197:349     201:24      203:1       208:202    
 209:293     212:180     213:33      216:314     217:33     
