---
service: h.root-servers.net
metric: rcode-volume
start-period: '2015-07-31T00:00:00Z'
end-period: '2015-07-31T23:59:59Z'
rcodes:
  0: 404367546
  1: 1228614
  16: 1
  2: 47
  3: 863325426
  4: 751697
  5: 25221
  9: 7