Advertised prefixes smaller than registry allocations (per /8 block)
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   4:18        6:10        8:90        9:2        12:2415     13:26     
  15:66       16:16       17:30       18:5        20:141      24:1705   
  25:2        32:236      34:6        38:360      40:156      41:57     
  43:19       44:2        45:1        47:53       52:10       53:2      
  55:111      56:9        57:151      58:376      59:747      60:294    
  61:1484     62:1847     63:4507     64:4622     65:4982     66:5262   
  67:1561     68:1900     69:2876     70:1078     71:334      72:1785   
  73:9        74:554      75:218      76:34       80:1239     81:1119   
  82:1046     83:593      84:708      85:1028     86:588      87:572    
  88:386      89:959      90:9        91:130      97:1       121:161    
 122:111     123:49      124:737     125:978     128:430     129:439    
 130:229     131:475     132:101     133:23      134:329     135:73     
 136:208     137:251     138:331     139:240     140:687     141:277    
 142:732     143:342     144:439     145:176     146:486     147:287    
 148:638     149:311     150:182     151:208     152:161     153:180    
 154:15      155:391     156:217     157:238     158:290     159:275    
 160:214     161:195     162:325     163:257     164:449     165:465    
 166:496     167:430     168:777     169:181     170:676     171:53     
 172:2       189:44      190:563     192:59      193:5375    194:4239   
 195:3700    196:3       198:176     199:35      200:28      201:2047   
 202:115     203:136     204:52      205:2       206:57      207:40     
 208:4500    209:4786    210:3840    211:1847    212:2016    213:2349   
 214:8       216:5925    217:1829    218:795     219:612     220:1417   
 221:502     222:723    
