--- service: j.root-servers.net start-period: '2014-03-07T00:00:00Z' end-period: '2014-03-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2931635183 dns-udp-queries-received-ipv6: 221586346 dns-tcp-queries-received-ipv4: 23129610 dns-tcp-queries-received-ipv6: 4698736 dns-udp-responses-sent-ipv4: 2911416489 dns-udp-responses-sent-ipv6: 221457304 dns-tcp-responses-sent-ipv4: 20552808 dns-tcp-responses-sent-ipv6: 907