Advertised prefixes smaller than registry allocations (per /8 block)
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   4:1         6:9         9:2        12:953      13:7        15:29     
  16:8        17:12       20:44       24:1281     25:4        32:102    
  34:2        38:67       40:27       43:10       44:10       47:36     
  52:3        53:3        55:1        56:5        57:79       61:547    
  62:730      63:2716     64:2468     65:2908     66:3195     67:545    
  68:1152     69:174      80:435      81:156     128:240     129:310    
 130:98      131:119     132:43      133:3       134:243     135:8      
 136:192     137:194     138:151     139:168     140:204     141:213    
 142:198     143:99      144:203     145:64      146:425     147:159    
 148:405     149:120     150:86      151:171     152:603     153:88     
 154:4       155:209     156:69      157:86      158:183     159:204    
 160:105     161:192     162:234     163:142     164:385     165:333    
 166:124     167:394     168:510     169:82      170:488     171:35     
 192:28      193:3530    194:2757    195:1411    196:1       198:11     
 199:29      200:4667    202:38      203:72      204:7       205:5      
 206:11      207:11      208:4006    209:3694    210:1168    211:615    
 212:1499    213:1229    216:4771    217:776     218:179     219:25     
 220:140    
