--- service: j.root-servers.net start-period: '2014-05-15T00:00:00Z' end-period: '2014-05-15T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3085666114 dns-udp-queries-received-ipv6: 235333516 dns-tcp-queries-received-ipv4: 23870758 dns-tcp-queries-received-ipv6: 2975414 dns-udp-responses-sent-ipv4: 3081489922 dns-udp-responses-sent-ipv6: 235088802 dns-tcp-responses-sent-ipv4: 22974306 dns-tcp-responses-sent-ipv6: 286