---
service: h.root-servers.net
metric: rcode-volume
start-period: '2015-12-04T00:00:00Z'
end-period: '2015-12-04T23:59:59Z'
rcodes:
  0: 754528910
  1: 1639050
  16: 20
  2: 49
  3: 2271773438
  4: 1236250
  5: 27568
  9: 9