--- service: j.root-servers.net start-period: '2016-07-14T00:00:00Z' end-period: '2016-07-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6244361280 dns-udp-queries-received-ipv6: 726827920 dns-tcp-queries-received-ipv4: 171460139 dns-tcp-queries-received-ipv6: 5782520 dns-udp-responses-sent-ipv4: 6122221889 dns-udp-responses-sent-ipv6: 731440413 dns-tcp-responses-sent-ipv4: 142029672 dns-tcp-responses-sent-ipv6: 2708457