--- service: h.root-servers.net metric: traffic-volume start-period: '2016-01-10T00:00:00Z' end-period: '2016-01-10T23:59:59Z' dns-udp-queries-received-ipv4: 2535566111 dns-udp-queries-received-ipv6: 245107868 dns-tcp-queries-received-ipv4: 329379 dns-tcp-queries-received-ipv6: 349310 dns-udp-responses-sent-ipv4: 2435003524 dns-udp-responses-sent-ipv6: 244786854 dns-tcp-responses-sent-ipv4: 234226 dns-tcp-responses-sent-ipv6: 321515