Advertised prefixes smaller than registry allocations (per /8 block)
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   6:9         9:3        12:899      13:5        15:31       16:4      
  17:15       20:37       24:1245     25:4        32:61       33:1      
  34:1        38:36       40:26       43:22       44:9        47:38     
  52:3        53:3        55:1        56:5        57:41       61:468    
  62:623      63:2638     64:2307     65:2699     66:2974     67:509    
  68:879      69:129      80:406      81:123     128:92      129:294    
 130:77      131:81      132:34      133:3       134:214     135:10     
 136:544     137:168     138:220     139:174     140:186     141:187    
 142:167     143:93      144:210     145:52      146:325     147:318    
 148:414     149:125     150:79      151:156     152:655     153:56     
 154:8       155:182     156:62      157:107     158:172     159:199    
 160:75      161:196     162:240     163:123     164:151     165:308    
 166:123     167:348     168:486     169:82      170:469     171:33     
 193:3461    194:2750    195:1269    200:4361    208:3891    209:3527   
 210:957     211:504     212:1338    213:1173    216:4597    217:696    
 218:149     219:19      220:64     
