--- service: j.root-servers.net start-period: '2014-07-03T00:00:00Z' end-period: '2014-07-03T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4061683616 dns-udp-queries-received-ipv6: 221815711 dns-tcp-queries-received-ipv4: 54395895 dns-tcp-queries-received-ipv6: 3439097 dns-udp-responses-sent-ipv4: 4077230560 dns-udp-responses-sent-ipv6: 221684272 dns-tcp-responses-sent-ipv4: 55432912 dns-tcp-responses-sent-ipv6: 2687596