Advertised prefixes smaller than registry allocations (per /8 block)
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   2:1         5:12       24:4        31:7        37:11       41:132    
  46:8        50:1        62:8        63:37       64:66       65:4      
  66:60       67:56       68:14       69:50       71:1        72:58     
  74:29       76:43       77:17       78:6        79:11       80:16     
  81:33       82:7        83:17       84:9        85:60       86:9      
  87:1        88:1        89:18       91:63       92:1        93:23     
  94:5        95:10       96:9        97:2        98:2       102:23     
 108:11      109:17      173:3       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     201:40     
 208:92      209:121     212:195     213:21      216:95      217:24     

