--- service: h.root-servers.net metric: traffic-volume start-period: '2016-07-16T00:00:00Z' end-period: '2016-07-16T23:59:59Z' dns-udp-queries-received-ipv4: 1874912731 dns-udp-queries-received-ipv6: 334010016 dns-tcp-queries-received-ipv4: 349361 dns-tcp-queries-received-ipv6: 532190 dns-udp-responses-sent-ipv4: 1861077935 dns-udp-responses-sent-ipv6: 333969455 dns-tcp-responses-sent-ipv4: 68657 dns-tcp-responses-sent-ipv6: 493229