Advertised prefixes smaller than registry allocations (per /8 block)
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   1:4         2:2635      5:6948     24:4924     31:4784     36:4      
  37:5974     39:6        41:5143     42:21       43:1        46:6846   
  50:3155     58:3        62:3942     63:2227     64:8488     65:2834   
  66:7771     67:4911     68:2447     69:5424     70:2332     71:1136   
  72:4880     74:4249     75:2172     76:952      77:3799     78:3052   
  79:2458     80:3044     81:2953     82:5139     83:1973     84:3009   
  85:5535     86:1349     87:3842     88:1854     89:6148     90:1443   
  91:11941    92:3839     93:3835     94:5929     95:6644     96:2112   
  97:539      98:1738     99:1176    100:92      102:5250    103:144    
 105:950     107:3918    108:2015    109:4771    112:3       115:1      
 116:13      119:1       124:9       173:5454    174:2134    175:1      
 176:5625    177:6966    178:5604    179:3391    180:6       181:5317   
 184:3155    185:25062   186:7899    187:6764    188:6607    189:6158   
 190:11126   191:2191    197:3627    201:7849    202:7       203:2      
 208:4960    209:6259    210:4       211:3       212:6261    213:5198   
 216:8347    217:4762    218:5       222:30     
