Advertised prefixes smaller than registry allocations (per /8 block)
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   3:1         4:5         6:9        12:984      13:14       15:28     
  16:9        17:21       20:46       24:1307     25:2        32:115    
  34:1        38:54       40:30       43:10       44:10       45:1      
  47:35       52:3        53:3        56:5        57:80       61:441    
  62:604      63:2509     64:2820     65:3022     66:4309     67:594    
  68:1471     69:402      80:500      81:226      82:8       128:238    
 129:283     130:108     131:126     132:50      133:2       134:282    
 135:8       136:166     137:183     138:160     139:160     140:239    
 141:217     142:193     143:103     144:177     145:48      146:490    
 147:167     148:443     149:104     150:133     151:131     152:563    
 153:175     154:6       155:231     156:82      157:92      158:194    
 159:224     160:113     161:206     162:471     163:138     164:410    
 165:350     166:208     167:399     168:305     169:141     170:518    
 171:40      192:22      193:3712    194:2770    195:1634    198:10     
 199:8       200:48      202:35      203:65      204:8       205:2      
 206:10      207:7       208:3870    209:3750    210:1348    211:659    
 212:1544    213:1373    216:4999    217:843     218:214     219:160    
 220:199     221:9      
