Advertised prefixes smaller than registry allocations (per /8 block)
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   4:13        6:10        8:11        9:1        12:1912     13:16     
  15:36       16:12       17:18       18:2        20:69       24:1364   
  25:1        30:1        32:92       33:2        34:2        38:107    
  40:134      43:11       44:3        47:40       52:6        53:3      
  55:84       56:8        57:77       60:10       61:842      62:860    
  63:2528     64:3564     65:3091     66:4489     67:911      68:1760   
  69:1508     70:149      72:2        80:696      81:697      82:490    
  83:260      84:62       85:16      128:206     129:293     130:145    
 131:288     132:78      133:2       134:349     135:29      136:259    
 137:112     138:259     139:134     140:274     141:225     142:248    
 143:147     144:284     145:111     146:490     147:181     148:689    
 149:188     150:153     151:141     152:373     153:115     154:4      
 155:257     156:128     157:130     158:228     159:275     160:150    
 161:190     162:490     163:146     164:298     165:354     166:284    
 167:337     168:603     169:173     170:523     171:40      172:5      
 192:50      193:4172    194:3072    195:2420    198:14      199:3      
 200:10      201:169     202:94      203:27      204:6       206:23     
 207:16      208:3265    209:3890    210:2292    211:1187    212:1636   
 213:1816    216:5199    217:1414    218:368     219:287     220:589    
 221:57      222:125    
