Advertised prefixes smaller than registry allocations (per /8 block)
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   4:11        6:10        8:22        9:1        10:2        12:2100   
  13:21       15:53       16:13       17:25       18:4        20:76     
  24:1724     25:1        30:2        32:347      33:4        34:2      
  38:153      40:141      43:11       44:3        47:43       52:7      
  53:3        55:112      56:9        57:220      58:46       59:119    
  60:52       61:1371     62:1305     63:4363     64:4370     65:5085   
  66:5433     67:1418     68:1661     69:1875     70:433      71:66     
  72:293      80:945      81:853      82:758      83:434      84:442    
  85:316      86:11      128:252     129:302     130:159     131:393    
 132:82      133:4       134:275     135:52      136:244     137:132    
 138:305     139:237     140:311     141:225     142:373     143:233    
 144:280     145:87      146:455     147:198     148:597     149:289    
 150:162     151:132     152:235     153:147     154:15      155:284    
 156:152     157:161     158:265     159:290     160:187     161:147    
 162:330     163:154     164:420     165:412     166:315     167:370    
 168:855     169:194     170:592     171:41      172:2       192:55     
 193:4650    194:3545    195:2798    196:1       198:240     199:52     
 200:19      201:356     202:209     203:151     204:108     205:10     
 206:98      207:87      208:4190    209:4739    210:2881    211:1740   
 212:1765    213:2132    214:1       215:1       216:5526    217:1885   
 218:473     219:471     220:825     221:299     222:350    
