Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:33       24:4        31:1        37:32       41:247    
  46:8        50:8        62:8        63:40       64:80       65:13     
  66:117      67:52       68:15       69:51       70:3        71:1      
  72:19       74:52       76:33       77:16       78:5        79:7      
  80:13       81:38       82:5        83:17       84:8        85:40     
  86:6        87:1        89:25       91:58       92:2        93:21     
  94:7        95:6        96:8        97:2        98:3       102:9      
 103:32      107:14      108:14      109:19      173:8       174:1      
 176:6       177:9       178:1       179:12      181:1       184:4      
 185:65      186:5       187:8       188:21      190:26      191:28     
 197:338     201:8       202:2491    208:70      209:188     212:156    
 213:18      216:115     217:27     
