Advertised prefixes smaller than registry allocations (per /8 block)
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   2:4         5:22       24:10       31:9        37:11       41:132    
  46:8        50:12       62:7        63:96       64:167      65:34     
  66:112      67:77       68:26       69:101      70:2        71:1      
  72:69       74:60       76:59       77:17       78:7        79:12     
  80:21       81:33       82:8        83:17       84:7        85:63     
  87:2        88:1        89:18       91:64       92:3        93:23     
  94:7        95:10       96:9        97:6        98:8        99:1      
 102:11      107:36      108:14      109:12      173:34      174:17     
 176:6       177:24      178:2       179:9       181:12      184:5      
 185:51      186:5       187:18      188:14      189:3       190:52     
 191:53      197:105     201:40      208:173     209:157     212:53     
 213:20      216:127     217:23     
