---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-06-01T00:00:00Z'
end-period: '2016-06-01T23:59:59Z'
rcodes:
  0: 946468693
  1: 1301649
  16: 16
  2: 7
  3: 3073971443
  4: 56
  5: 19011
  9: 28