--- service: h.root-servers.net metric: traffic-volume start-period: '2016-03-13T00:00:00Z' end-period: '2016-03-13T23:59:59Z' dns-udp-queries-received-ipv4: 2686746925 dns-udp-queries-received-ipv6: 267199159 dns-tcp-queries-received-ipv4: 680915 dns-tcp-queries-received-ipv6: 658814 dns-udp-responses-sent-ipv4: 2590994401 dns-udp-responses-sent-ipv6: 266928366 dns-tcp-responses-sent-ipv4: 389047 dns-tcp-responses-sent-ipv6: 604467