--- service: j.root-servers.net start-period: '2016-08-17T00:00:00Z' end-period: '2016-08-17T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6131371611 dns-udp-queries-received-ipv6: 764476017 dns-tcp-queries-received-ipv4: 216676385 dns-tcp-queries-received-ipv6: 4589706 dns-udp-responses-sent-ipv4: 5976637132 dns-udp-responses-sent-ipv6: 771765017 dns-tcp-responses-sent-ipv4: 167274195 dns-tcp-responses-sent-ipv6: 2951434