--- service: j.root-servers.net start-period: '2014-03-19T00:00:00Z' end-period: '2014-03-19T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2973419841 dns-udp-queries-received-ipv6: 232492768 dns-tcp-queries-received-ipv4: 24033133 dns-tcp-queries-received-ipv6: 4362526 dns-udp-responses-sent-ipv4: 2969007861 dns-udp-responses-sent-ipv6: 231443278 dns-tcp-responses-sent-ipv4: 22430145 dns-tcp-responses-sent-ipv6: 1015