Advertised prefixes smaller than registry allocations (per /8 block)
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   2:4096      5:7185     24:4950     31:4969     37:6030     41:5244   
  46:6936     50:3247     62:4007     63:2205     64:8737     65:2906   
  66:7712     67:4789     68:2551     69:5428     70:2387     71:1101   
  72:5013     74:4471     75:2422     76:947      77:3857     78:3162   
  79:2719     80:3177     81:2973     82:5410     83:2072     84:2849   
  85:5631     86:1437     87:4113     88:1934     89:6327     90:1443   
  91:12024    92:3806     93:3856     94:6279     95:6715     96:2111   
  97:532      98:1711     99:1368    100:84      102:5397    105:1088   
 107:3987    108:2136    109:4950    173:5488    174:2038    176:5740   
 177:8230    178:5822    179:4036    181:5492    184:3245    185:25128  
 186:7954    187:8273    188:6835    189:6410    190:11247   191:2771   
 197:3953    201:8260    208:4949    209:6153    212:6305    213:5250   
 216:8376    217:5040   
