Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:4        31:7        37:11       41:134    
  46:8        50:1        62:8        63:36       64:68       65:3      
  66:59       67:55       68:14       69:45       70:2        71:1      
  72:25       74:29       76:43       77:16       78:6        79:11     
  80:23       81:34       82:8        83:16       84:7        85:68     
  86:6        87:1        88:1        89:18       91:71       93:25     
  94:5        95:11       96:10       97:2        98:2       102:22     
 108:11      109:17      173:6       176:12      177:24      178:5      
 179:10      184:5       185:51      186:5       187:19      188:14     
 189:5       190:35      191:49      197:116     201:41      208:103    
 209:122     212:168     213:21      216:97      217:20     
