--- service: h.root-servers.net metric: traffic-volume start-period: '2016-01-26T00:00:00Z' end-period: '2016-01-26T23:59:59Z' dns-udp-queries-received-ipv4: 3036075913 dns-udp-queries-received-ipv6: 271312708 dns-tcp-queries-received-ipv4: 583981 dns-tcp-queries-received-ipv6: 359936 dns-udp-responses-sent-ipv4: 2848872675 dns-udp-responses-sent-ipv6: 271108261 dns-tcp-responses-sent-ipv4: 447273 dns-tcp-responses-sent-ipv6: 325382