---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-05-12T00:00:00Z'
end-period: '2016-05-12T23:59:59Z'
rcodes:
  0: 905284705
  1: 1073219
  16: 16
  2: 165
  3: 2216204846
  4: 1242519
  5: 33599
  9: 34