--- service: h.root-servers.net metric: traffic-volume start-period: '2016-03-07T00:00:00Z' end-period: '2016-03-07T23:59:59Z' dns-udp-queries-received-ipv4: 2796826005 dns-udp-queries-received-ipv6: 251645607 dns-tcp-queries-received-ipv4: 1065190 dns-tcp-queries-received-ipv6: 618623 dns-udp-responses-sent-ipv4: 2734017834 dns-udp-responses-sent-ipv6: 251529398 dns-tcp-responses-sent-ipv4: 557151 dns-tcp-responses-sent-ipv6: 560934