Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:8        31:7        37:11       41:286    
  46:9        50:5        62:8        63:40       64:83       65:12     
  66:63       67:58       68:11       69:67       71:1        72:50     
  74:22       76:43       77:15       78:5        79:11       80:19     
  81:37       82:7        83:18       84:5        85:63       86:11     
  87:1        88:1        89:16       91:78       92:1        93:27     
  94:5        95:7        96:7        97:2        98:2       102:10     
 103:10      107:18      108:12      109:14      173:9       176:12     
 177:10      178:6       179:14      181:11      184:3       185:51     
 186:3       187:17      188:15      189:7       190:141     191:48     
 197:188     201:41      208:99      209:131     212:178     213:19     
 216:84      217:23      220:10     
