Advertised prefixes smaller than registry allocations (per /8 block)
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   2:3         5:27       24:4        31:10       37:4        41:234    
  46:17       50:13       62:19       63:52       64:218      65:78     
  66:131      67:82       68:33       69:101      70:47       71:47     
  72:36       74:168      76:62       77:22       78:6        79:11     
  80:20       81:34       82:17       83:18       84:16       85:84     
  86:7        87:4        88:1        89:27       91:87       92:7      
  93:7        94:9        95:6        96:22       97:3        98:15     
  99:137     100:1       102:48      107:50      108:254     109:18     
 173:136     174:2       176:19      177:10      178:8       179:14     
 181:1       184:3       185:165     186:3       187:17      188:22     
 189:3       190:18      191:28      197:314     201:39      208:199    
 209:232     212:188     213:33      216:229     217:26     
