---
service: i.root-servers.net
start-period: '2015-12-20T00:00:00Z'
end-period: '2015-12-21T00:00:01Z'
metric: traffic-volume
  dns-udp-queries-received-ipv4: 4352512001
  dns-udp-queries-received-ipv6: 333754455
  dns-tcp-queries-received-ipv4: 33387564
  dns-tcp-queries-received-ipv6: 837451
  dns-udp-responses-sent-ipv4: 4293346618
  dns-udp-responses-sent-ipv6: 335657520
  dns-tcp-responses-sent-ipv4: 33468769
  dns-tcp-responses-sent-ipv6: 841481