--- service: i.root-servers.net start-period: '2014-09-05T00:00:00Z' end-period: '2014-09-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3076568851 dns-udp-queries-received-ipv6: 215996614 dns-tcp-queries-received-ipv4: 7353992 dns-tcp-queries-received-ipv6: 260943 dns-udp-responses-sent-ipv4: 3018066718 dns-udp-responses-sent-ipv6: 215962609 dns-tcp-responses-sent-ipv4: 7041191 dns-tcp-responses-sent-ipv6: 260111