Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:4        31:8        37:11       41:135    
  46:7        50:1        62:8        63:6        64:35       65:4      
  66:25       67:56       68:14       69:47       70:2        72:24     
  74:58       76:43       77:17       78:6        79:11       80:27     
  81:33       82:15       83:15       84:6        85:73       86:9      
  87:1        88:1        89:18       91:70       92:1        93:12     
  94:5        95:9        96:7        97:2        98:2       102:23     
 107:2       108:8       109:17      173:7       176:12      177:23     
 178:5       179:11      181:1       184:4       185:51      186:5      
 187:19      188:14      189:5       190:35      191:53      197:130    
 201:40      208:81      209:111     212:169     213:21      216:58     
 217:21     
