Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:4        31:8        37:11       41:138    
  46:7        50:1        62:10       63:6        64:35       65:4      
  66:25       67:56       68:14       69:47       70:2        72:23     
  74:58       76:44       77:18       78:6        79:11       80:27     
  81:32       82:14       83:15       84:6        85:73       86:7      
  87:1        88:1        89:18       91:71       92:1        93:14     
  94:5        95:10       96:7        97:2        98:2       102:18     
 108:8       109:17      173:7       176:12      177:23      178:5      
 179:11      181:1       184:3       185:52      186:5       187:19     
 188:14      189:3       190:36      191:53      197:137     201:40     
 208:83      209:110     212:194     213:21      216:59      217:20     

