Advertised prefixes smaller than registry allocations (per /8 block)
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   4:8         6:9        12:1169     13:16       15:35       16:16     
  17:15       20:48       24:1272     25:1        32:252      34:2      
  38:79       40:133      43:8        44:3        45:13       47:32     
  52:3        53:3        55:1        56:6        57:89       61:630    
  62:863      63:2458     64:2866     65:2851     66:4269     67:645    
  68:1833     69:1019     80:652      81:385      82:255      83:70     
  84:1       128:236     129:386     130:155     131:149     132:57     
 133:2       134:319     135:24      136:256     137:164     138:205    
 139:149     140:223     141:257     142:231     143:112     144:198    
 145:107     146:462     147:153     148:586     149:157     150:161    
 151:147     152:534     153:109     154:3       155:239     156:93     
 157:105     158:216     159:262     160:129     161:171     162:473    
 163:131     164:399     165:360     166:261     167:308     168:433    
 169:149     170:529     171:36      192:14      193:3915    194:3014   
 195:2451    196:5       198:30      199:6       200:8       201:75     
 202:68      203:204     204:36      206:33      207:14      208:3397   
 209:3691    210:1807    211:814     212:1552    213:1699    215:2      
 216:4804    217:1268    218:262     219:188     220:368     221:34     
 222:20     
