Advertised prefixes smaller than registry allocations (per /8 block)
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   2:4         5:22       24:9        31:9        37:11       41:125    
  46:8        50:12       62:7        63:96       64:179      65:33     
  66:115      67:77       68:25       69:96       70:2        71:2      
  72:80       74:61       76:59       77:16       78:7        79:12     
  80:20       81:33       82:8        83:16       84:7        85:63     
  87:2        88:1        89:18       91:65       92:3        93:23     
  94:7        95:11       96:9        97:6        98:7        99:1      
 102:11      107:36      108:13      109:12      173:34      174:17     
 176:6       177:24      178:2       179:9       181:13      184:11     
 185:54      186:5       187:18      188:14      189:5       190:51     
 191:49      197:112     201:41      208:177     209:159     212:53     
 213:20      216:129     217:23     
