--- service: j.root-servers.net start-period: '2013-11-28T00:00:00Z' end-period: '2013-11-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2349386696 dns-udp-queries-received-ipv6: 145717055 dns-tcp-queries-received-ipv4: 24582396 dns-tcp-queries-received-ipv6: 4037131 dns-udp-responses-sent-ipv4: 2341643083 dns-udp-responses-sent-ipv6: 145701911 dns-tcp-responses-sent-ipv4: 22643749 dns-tcp-responses-sent-ipv6: 906