--- service: j.root-servers.net start-period: '2016-02-15T00:00:00Z' end-period: '2016-02-15T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5631112624 dns-udp-queries-received-ipv6: 583140263 dns-tcp-queries-received-ipv4: 133559595 dns-tcp-queries-received-ipv6: 1922584 dns-udp-responses-sent-ipv4: 5082409854 dns-udp-responses-sent-ipv6: 583873497 dns-tcp-responses-sent-ipv4: 112282329 dns-tcp-responses-sent-ipv6: 311607