Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:19       24:4        31:8        37:4        41:113    
  46:7        50:6        62:12       63:41       64:79       65:10     
  66:71       67:57       68:15       69:47       70:2        71:1      
  72:23       74:59       76:52       77:20       78:6        79:11     
  80:26       81:36       82:17       83:16       84:11       85:71     
  86:8        87:1        89:18       91:75       92:2        93:7      
  94:5        95:6        96:7        97:3        98:2       100:1      
 102:26      107:17      108:15      109:17      173:10      176:12     
 177:20      178:5       179:10      181:1       184:3       185:68     
 186:3       187:18      188:14      189:3       190:20      191:53     
 197:158     201:40      208:112     209:145     212:193     213:21     
 216:99      217:23     
