--- service: j.root-servers.net start-period: '2015-10-03T00:00:00Z' end-period: '2015-10-03T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3727815143 dns-udp-queries-received-ipv6: 477545790 dns-tcp-queries-received-ipv4: 65132201 dns-tcp-queries-received-ipv6: 17216734 dns-udp-responses-sent-ipv4: 3675681193 dns-udp-responses-sent-ipv6: 477679853 dns-tcp-responses-sent-ipv4: 63954523 dns-tcp-responses-sent-ipv6: 15543818