--- service: h.root-servers.net metric: traffic-volume start-period: '2016-03-04T00:00:00Z' end-period: '2016-03-04T23:59:59Z' dns-udp-queries-received-ipv4: 2854379928 dns-udp-queries-received-ipv6: 257013998 dns-tcp-queries-received-ipv4: 1002287 dns-tcp-queries-received-ipv6: 641473 dns-udp-responses-sent-ipv4: 2773608768 dns-udp-responses-sent-ipv6: 256912286 dns-tcp-responses-sent-ipv4: 602877 dns-tcp-responses-sent-ipv6: 584786