--- service: j.root-servers.net start-period: '2014-03-02T00:00:00Z' end-period: '2014-03-02T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2542898001 dns-udp-queries-received-ipv6: 190499752 dns-tcp-queries-received-ipv4: 20094645 dns-tcp-queries-received-ipv6: 4337683 dns-udp-responses-sent-ipv4: 2515356807 dns-udp-responses-sent-ipv6: 190372439 dns-tcp-responses-sent-ipv4: 18687196 dns-tcp-responses-sent-ipv6: 194