Advertised prefixes smaller than registry allocations (per /8 block)
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   2:3         5:38       24:4        31:7        37:14       41:236    
  46:12       50:11       62:18       63:40       64:193      65:34     
  66:115      67:82       68:23       69:89       70:38       71:4      
  72:36       74:175      75:1        76:53       77:27       78:6      
  79:11       80:21       81:34       82:16       83:22       84:6      
  85:89       86:8        87:7        88:1        89:29       91:86     
  92:10       93:52       94:9        95:7        96:24       97:2      
  98:12       99:63      100:1       102:19      103:2       107:39     
 108:138     109:15      114:2       133:5       173:118     174:2      
 176:10      177:10      178:5       179:14      181:1       184:7      
 185:157     186:4       187:23      188:21      189:3       190:35     
 191:28      197:329     200:74      201:39      202:5       203:2      
 204:2       205:1       206:2       207:1       208:200     209:221    
 210:2       211:2       212:175     213:31      216:245     217:26     
 222:2      
