Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:4        31:7        37:11       41:132    
  46:8        50:5        62:8        63:41       64:75       65:9      
  66:75       67:57       68:14       69:50       71:1        72:61     
  74:30       76:44       77:17       78:6        79:11       80:21     
  81:33       82:8        83:17       84:8        85:60       86:6      
  87:1        88:1        89:18       91:74       92:1        93:23     
  94:5        95:10       96:9        97:2        98:2       102:23     
 107:16      108:12      109:17      173:8       175:2       176:12     
 177:25      178:6       179:13      181:13      184:4       185:53     
 186:5       187:18      188:14      189:4       190:55      191:53     
 197:107     201:41      203:6       208:96      209:129     212:195    
 213:20      216:96      217:23     
