Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:19       24:4        31:8        37:5        41:140    
  46:7        50:5        62:10       63:41       64:90       65:10     
  66:110      67:57       68:15       69:47       70:2        71:1      
  72:23       74:59       76:48       77:18       78:6        79:11     
  80:26       81:33       82:20       83:16       84:9        85:69     
  86:9        87:1        88:1        89:18       91:75       92:1      
  93:7        94:5        95:9        96:7        97:4        98:2      
 102:21      103:2       107:17      108:12      109:17      173:5      
 176:12      177:21      178:5       179:11      181:1       184:2      
 185:64      186:5       187:19      188:14      189:3       190:20     
 191:52      197:151     201:41      203:84      208:110     209:146    
 212:191     213:21      216:98      217:21     
