--- service: h.root-servers.net metric: traffic-volume start-period: '2016-03-24T00:00:00Z' end-period: '2016-03-24T23:59:59Z' dns-udp-queries-received-ipv4: 2977656702 dns-udp-queries-received-ipv6: 295354787 dns-tcp-queries-received-ipv4: 638515 dns-tcp-queries-received-ipv6: 368659 dns-udp-responses-sent-ipv4: 2908766737 dns-udp-responses-sent-ipv6: 295247593 dns-tcp-responses-sent-ipv4: 283849 dns-tcp-responses-sent-ipv6: 318352