---
service: h.root-servers.net
metric: rcode-volume
start-period: '2015-07-21T00:00:00Z'
end-period: '2015-07-21T23:59:59Z'
rcodes:
  0: 458836387
  1: 1203632
  16: 3
  2: 51
  3: 892774544
  4: 946159
  5: 32812
  9: 5