---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-03-09T00:00:00Z'
end-period: '2016-03-09T23:59:59Z'
rcodes:
  0: 821716997
  1: 1411169
  16: 18
  2: 112
  3: 2204387966
  4: 1064907
  5: 19419
  9: 13