Advertised prefixes smaller than registry allocations (per /8 block)
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   6:9         9:2        12:948      13:7        15:29       16:8      
  17:12       20:44       24:1281     25:4        32:175      34:2      
  38:66       40:27       43:10       44:10       47:36       52:3      
  53:3        55:1        56:5        57:52       61:538      62:733    
  63:2644     64:2432     65:2851     66:3176     67:532      68:1152   
  69:174      80:430      81:155     128:98      129:301     130:97     
 131:115     132:37      133:3       134:208     135:8       136:70     
 137:178     138:102     139:179     140:146     141:214     142:164    
 143:97      144:187     145:61      146:353     147:159     148:401    
 149:120     150:84      151:171     152:606     153:88      154:4      
 155:195     156:66      157:84      158:179     159:203     160:97     
 161:192     162:233     163:145     164:206     165:339     166:122    
 167:385     168:502     169:80      170:488     171:34      192:1      
 193:3522    194:2755    195:1416    198:1       199:1       200:4597   
 202:28      203:157     208:3990    209:3604    210:1140    211:575    
 212:1457    213:1208    216:4721    217:776     218:177     219:23     
 220:138    
