--- service: h.root-servers.net metric: traffic-volume start-period: '2016-02-04T00:00:00Z' end-period: '2016-02-04T23:59:59Z' dns-udp-queries-received-ipv4: 2992630696 dns-udp-queries-received-ipv6: 250382652 dns-tcp-queries-received-ipv4: 659558 dns-tcp-queries-received-ipv6: 392013 dns-udp-responses-sent-ipv4: 2815505219 dns-udp-responses-sent-ipv6: 250168905 dns-tcp-responses-sent-ipv4: 352413 dns-tcp-responses-sent-ipv6: 344975