--- service: j.root-servers.net start-period: '2014-01-06T00:00:00Z' end-period: '2014-01-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2906981765 dns-udp-queries-received-ipv6: 175180623 dns-tcp-queries-received-ipv4: 23775350 dns-tcp-queries-received-ipv6: 2684616 dns-udp-responses-sent-ipv4: 2900553291 dns-udp-responses-sent-ipv6: 175155650 dns-tcp-responses-sent-ipv4: 21768543 dns-tcp-responses-sent-ipv6: 165