Advertised prefixes smaller than registry allocations (per /8 block)
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   6:9         9:3        12:903      13:5        15:32       16:4      
  17:15       20:37       24:1245     25:4        32:63       33:1      
  34:1        38:37       40:26       43:33       44:9        47:38     
  52:3        53:3        55:1        56:5        57:69       61:496    
  62:629      63:2695     64:2343     65:2741     66:2994     67:514    
  68:882      69:129      80:413      81:127     128:223     129:313    
 130:80      131:90      132:44      133:4       134:253     135:10     
 136:573     137:188     138:269     139:181     140:221     141:194    
 142:200     143:98      144:225     145:54      146:365     147:322    
 148:424     149:125     150:84      151:156     152:657     153:56     
 154:8       155:185     156:64      157:115     158:173     159:201    
 160:84      161:197     162:242     163:144     164:330     165:311    
 166:126     167:357     168:497     169:85      170:470     171:35     
 192:60      193:3474    194:2771    195:1289    196:1       198:14     
 199:26      200:4424    202:34      203:65      204:6       205:3      
 206:10      207:8       208:3942    209:3571    210:1098    211:558    
 212:1372    213:1196    216:4635    217:696     218:160     219:25     
 220:77     
