---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-04-28T00:00:00Z'
end-period: '2016-04-28T23:59:59Z'
rcodes:
  0: 905632692
  1: 1337443
  16: 28
  2: 283
  3: 2281309054
  4: 1274193
  5: 32182
  9: 17