---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-04-20T00:00:00Z'
end-period: '2016-04-20T23:59:59Z'
rcodes:
  0: 861905097
  1: 1530683
  16: 16
  2: 55
  3: 2402322598
  4: 1298025
  5: 27198
  9: 10