Advertised prefixes smaller than registry allocations (per /8 block)
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   4:5         6:9        12:1065     13:16       15:29       16:12     
  17:16       20:45       24:1181     25:2        32:250      34:1      
  38:52       40:31       43:3        44:2        47:26       52:3      
  53:3        55:1        56:5        57:74       61:458      62:768    
  63:2452     64:2821     65:2806     66:4541     67:1000     68:1735   
  69:669      80:555      81:280      82:118     128:245     129:282    
 130:123     131:135     132:55      133:1       134:278     135:16     
 136:249     137:178     138:204     139:125     140:276     141:245    
 142:144     143:111     144:126     145:97      146:473     147:133    
 148:485     149:129     150:176     151:158     152:506     153:100    
 154:3       155:235     156:86      157:112     158:178     159:208    
 160:120     161:192     162:455     163:110     164:403     165:358    
 166:247     167:286     168:360     169:132     170:537     171:42     
 192:15      193:3557    194:2854    195:2179    198:32      199:9      
 200:82      201:6       202:61      203:209     204:46      205:2      
 206:25      207:14      208:3694    209:3535    210:1318    211:625    
 212:1496    213:1555    215:4       216:4790    217:1033    218:163    
 219:149     220:194     221:23     
