--- service: h.root-servers.net metric: traffic-volume start-period: '2015-10-05T00:00:00Z' end-period: '2015-10-05T23:59:59Z' dns-udp-queries-received-ipv4: 1973174024 dns-udp-queries-received-ipv6: 182714683 dns-tcp-queries-received-ipv4: 189504 dns-tcp-queries-received-ipv6: 297610 dns-udp-responses-sent-ipv4: 1935059798 dns-udp-responses-sent-ipv6: 181193226 dns-tcp-responses-sent-ipv4: 89886 dns-tcp-responses-sent-ipv6: 263711