--- service: j.root-servers.net start-period: '2015-08-10T00:00:00Z' end-period: '2015-08-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4748910794 dns-udp-queries-received-ipv6: 315149376 dns-tcp-queries-received-ipv4: 58073819 dns-tcp-queries-received-ipv6: 22258037 dns-udp-responses-sent-ipv4: 3643950313 dns-udp-responses-sent-ipv6: 315716711 dns-tcp-responses-sent-ipv4: 57594894 dns-tcp-responses-sent-ipv6: 20597395