--- service: j.root-servers.net start-period: '2016-10-20T00:00:00Z' end-period: '2016-10-20T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5949797351 dns-udp-queries-received-ipv6: 670623075 dns-tcp-queries-received-ipv4: 183584516 dns-tcp-queries-received-ipv6: 8649631 dns-udp-responses-sent-ipv4: 5784347265 dns-udp-responses-sent-ipv6: 672367133 dns-tcp-responses-sent-ipv4: 160296119 dns-tcp-responses-sent-ipv6: 6207240