---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-04-19T00:00:00Z'
end-period: '2016-04-19T23:59:59Z'
rcodes:
  0: 868409294
  1: 1726450
  16: 17
  2: 41
  3: 2402104751
  4: 1271355
  5: 36420
  9: 17