---
service: h.root-servers.net
metric: rcode-volume
start-period: '2015-09-20T00:00:00Z'
end-period: '2015-09-20T23:59:59Z'
rcodes:
  0: 598930541
  1: 1060133
  16: 8
  2: 51
  3: 1577379772
  4: 1022738
  5: 40024
  9: 19