--- service: j.root-servers.net start-period: '2016-07-26T00:00:00Z' end-period: '2016-07-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5736783626 dns-udp-queries-received-ipv6: 768867260 dns-tcp-queries-received-ipv4: 169435598 dns-tcp-queries-received-ipv6: 5155997 dns-udp-responses-sent-ipv4: 5691832817 dns-udp-responses-sent-ipv6: 771874631 dns-tcp-responses-sent-ipv4: 139364013 dns-tcp-responses-sent-ipv6: 1687507