Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:19       24:4        31:8        37:5        41:150    
  46:7        50:5        62:11       63:41       64:76       65:10     
  66:72       67:57       68:15       69:47       70:2        71:1      
  72:23       74:59       76:48       77:19       78:6        79:11     
  80:25       81:33       82:20       83:16       84:5        85:69     
  86:9        87:1        88:1        89:18       91:76       92:1      
  93:7        94:5        95:10       96:7        97:4        98:2      
 102:22      107:17      108:12      109:17      173:10      176:12     
 177:21      178:5       179:11      181:1       184:4       185:66     
 186:3       187:19      188:14      189:3       190:19      191:53     
 197:147     201:41      208:110     209:144     212:191     213:21     
 216:98      217:21     
