Advertised prefixes smaller than registry allocations (per /8 block)
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   4:8         6:10        9:1        12:1161     13:16       15:37     
  16:14       17:16       20:61       24:1266     25:1        32:271    
  33:1        34:2        38:93       40:133      43:8        44:3      
  47:33       52:3        53:3        55:57       56:8        57:90     
  61:714      62:896      63:2527     64:2930     65:2987     66:4421   
  67:712      68:1729     69:1185     70:76       80:773      81:548    
  82:319      83:187      84:3        85:1        86:1        87:1      
  88:1       128:234     129:299     130:136     131:273     132:62     
 133:2       134:319     135:28      136:259     137:160     138:263    
 139:188     140:250     141:228     142:255     143:113     144:196    
 145:110     146:466     147:151     148:695     149:190     150:154    
 151:154     152:426     153:110     154:3       155:219     156:131    
 157:117     158:219     159:241     160:133     161:168     162:482    
 163:130     164:259     165:359     166:266     167:331     168:446    
 169:157     170:517     171:37      192:15      193:4072    194:3012   
 195:2463    196:621     198:31      199:6       200:10      201:76     
 202:98      203:220     204:34      206:38      207:17      208:3263   
 209:3790    210:1902    211:882     212:1576    213:1827    215:3      
 216:5014    217:1323    218:275     219:219     220:414     221:33     
 222:70     
