--- service: j.root-servers.net start-period: '2014-06-13T00:00:00Z' end-period: '2014-06-13T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4018872502 dns-udp-queries-received-ipv6: 192197950 dns-tcp-queries-received-ipv4: 34231937 dns-tcp-queries-received-ipv6: 5165449 dns-udp-responses-sent-ipv4: 4025184510 dns-udp-responses-sent-ipv6: 192163573 dns-tcp-responses-sent-ipv4: 34501722 dns-tcp-responses-sent-ipv6: 2741649