--- service: j.root-servers.net start-period: '2013-10-29T00:00:00Z' end-period: '2013-10-29T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2685603142 dns-udp-queries-received-ipv6: 155612294 dns-tcp-queries-received-ipv4: 20218079 dns-tcp-queries-received-ipv6: 3662474 dns-udp-responses-sent-ipv4: 2677255028 dns-udp-responses-sent-ipv6: 155599438 dns-tcp-responses-sent-ipv4: 18938024 dns-tcp-responses-sent-ipv6: 99981