--- service: j.root-servers.net start-period: '2016-06-25T00:00:00Z' end-period: '2016-06-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5664556411 dns-udp-queries-received-ipv6: 711854669 dns-tcp-queries-received-ipv4: 1593727741 dns-tcp-queries-received-ipv6: 8178760 dns-udp-responses-sent-ipv4: 5572536253 dns-udp-responses-sent-ipv6: 714691907 dns-tcp-responses-sent-ipv4: 146983760 dns-tcp-responses-sent-ipv6: 4137610