---
service: h.root-servers.net
metric: traffic-volume
start-period: '2016-01-21T00:00:00Z'
end-period: '2016-01-21T23:59:59Z'
dns-udp-queries-received-ipv4: 2895425986
dns-udp-queries-received-ipv6: 250565469
dns-tcp-queries-received-ipv4: 495502
dns-tcp-queries-received-ipv6: 371220
dns-udp-responses-sent-ipv4: 2744798292
dns-udp-responses-sent-ipv6: 250327059
dns-tcp-responses-sent-ipv4: 324159
dns-tcp-responses-sent-ipv6: 337908