Advertised prefixes smaller than registry allocations (per /8 block)
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   4:1         6:9         9:2        12:961      13:6        15:29     
  16:7        17:13       19:1        20:43       24:1133     25:4      
  32:178      34:1        38:73       40:27       43:9        44:10     
  45:3        47:36       52:3        53:3        55:1        56:5      
  57:53       61:572      62:738      63:2679     64:2537     65:2923   
  66:3370     67:488      68:1284     69:227      80:429      81:187    
 128:103     129:295     130:101     131:116     132:37      133:13     
 134:211     135:8       136:69      137:164     138:99      139:175    
 140:155     141:184     142:163     143:98      144:179     145:55     
 146:368     147:162     148:420     149:122     150:86      151:128    
 152:605     153:89      154:3       155:196     156:68      157:84     
 158:180     159:203     160:94      161:199     162:230     163:147    
 164:203     165:340     166:117     167:388     168:517     169:82     
 170:507     171:33      192:1       193:3491    194:2724    195:1446   
 198:1       199:1       200:4581    202:32      203:158     208:3948   
 209:3762    210:1165    211:574     212:1482    213:1220    216:4815   
 217:788     218:182     219:32      220:147    
