Advertised prefixes smaller than registry allocations (per /8 block)
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   4:5         6:9        12:987      13:15       15:28       16:11     
  17:24       20:46       24:1270     25:2        32:101      34:1      
  38:59       40:32       43:10       44:2        47:34       52:3      
  53:3        55:1        56:5        57:87       61:523      62:665    
  63:2516     64:2827     65:3140     66:4543     67:854      68:1597   
  69:554      80:539      81:226      82:25      128:241     129:282    
 130:116     131:130     132:39      133:2       134:284     135:12     
 136:236     137:195     138:174     139:125     140:224     141:238    
 142:198     143:104     144:154     145:49      146:459     147:115    
 148:464     149:128     150:180     151:139     152:522     153:110    
 154:8       155:241     156:86      157:103     158:193     159:209    
 160:113     161:208     162:456     163:137     164:417     165:337    
 166:214     167:395     168:308     169:143     170:538     171:44     
 192:19      193:3598    194:2736    195:1717    198:19      199:10     
 200:47      202:49      203:49      204:7       205:4       206:10     
 207:13      208:3778    209:3640    210:1423    211:676     212:1494   
 213:1408    216:4768    217:943     218:243     219:123     220:248    
 221:16     
