Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:5        31:8        37:36       41:150    
  46:7        50:6        62:13       63:43       64:80       65:16     
  66:84       67:58       68:15       69:49       70:2        71:1      
  72:57       74:63       76:48       77:20       78:7        79:12     
  80:25       81:33       82:20       83:142      84:8        85:69     
  86:9        87:7        88:2        89:18       90:3        91:77     
  92:1        93:7        94:5        95:10       96:112      97:4      
  98:2        99:1       102:26      106:59      107:54      108:12     
 109:17      124:2       173:12      176:13      177:21      178:5      
 179:11      181:11      184:84      185:98      186:3       187:19     
 188:16      189:4       190:19      191:57      197:147     201:41     
 202:55      203:39      208:121     209:156     212:193     213:23     
 216:98      217:23      223:1      
