Advertised prefixes smaller than registry allocations (per /8 block)
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   4:4         6:9         9:3        12:803      13:16       15:27     
  17:21       20:41       24:1216     25:4        32:57       38:7      
  40:15       43:33       44:9        47:37       52:3        53:3      
  55:1        56:4        57:35       61:380      62:424      63:2646   
  64:2255     65:2342     66:2562     67:378      68:436      80:330    
  81:89      128:94      129:281     130:75      131:68      132:46     
 133:4       134:213     135:11      136:713     137:154     138:181    
 139:144     140:227     141:150     142:167     143:100     144:212    
 145:54      146:424     147:184     148:389     149:119     150:80     
 151:139     152:623     153:57      154:12      155:175     156:90     
 157:157     158:113     159:197     160:156     161:218     162:225    
 163:143     164:329     165:302     166:165     167:316     168:221    
 169:88      170:366     171:29      172:3       192:66      193:3428   
 194:2844    195:1170    196:1       198:16      199:29      200:55     
 202:113     203:58      204:10      205:4       206:9       207:8      
 208:3981    209:3582    210:973     211:465     212:1376    213:1093   
 216:4443    217:630     218:104     219:3      
