--- service: j.root-servers.net start-period: '2014-01-17T00:00:00Z' end-period: '2014-01-17T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2944230447 dns-udp-queries-received-ipv6: 199946657 dns-tcp-queries-received-ipv4: 25795859 dns-tcp-queries-received-ipv6: 4549783 dns-udp-responses-sent-ipv4: 2902799750 dns-udp-responses-sent-ipv6: 199853059 dns-tcp-responses-sent-ipv4: 23078604 dns-tcp-responses-sent-ipv6: 4175