Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:33       24:8        31:8        37:11       41:263    
  46:8        50:5        62:3        63:43       64:90       65:15     
  66:40       67:55       68:4        69:68       71:1        72:53     
  74:24       76:43       77:13       78:5        79:11       80:25     
  81:43       82:6        83:14       84:5        85:64       86:12     
  87:10       89:18       91:92       92:1        93:28       94:5      
  95:10       96:8        97:2        98:2       102:8       103:10     
 107:18      108:19      109:24      173:11      176:13      177:11     
 178:6       179:4       181:10      184:3       185:99      186:3      
 187:17      188:15      189:9       190:38      191:47      197:146    
 201:42      208:104     209:134     212:171     213:23      216:93     
 217:28      220:10     
