---
service: i.root-servers.net
start-period: '2015-04-21T00:00:00Z'
end-period: '2015-04-22T00:00:03Z'
metric: traffic-volume
  dns-udp-queries-received-ipv4: 3815827485
  dns-udp-queries-received-ipv6: 252250241
  dns-tcp-queries-received-ipv4: 11545866
  dns-tcp-queries-received-ipv6: 292272
  dns-udp-responses-sent-ipv4: 3759304761
  dns-udp-responses-sent-ipv6: 252161633
  dns-tcp-responses-sent-ipv4: 11578187
  dns-tcp-responses-sent-ipv6: 297048