---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-01-28T00:00:00Z'
end-period: '2016-01-28T23:59:59Z'
rcodes:
  0: 765750651
  1: 1592782
  16: 16
  2: 7
  3: 2408963814
  4: 1147098
  5: 32600
  9: 13