--- service: j.root-servers.net start-period: '2014-02-12T00:00:00Z' end-period: '2014-02-12T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3330155469 dns-udp-queries-received-ipv6: 204619375 dns-tcp-queries-received-ipv4: 26815841 dns-tcp-queries-received-ipv6: 4170823 dns-udp-responses-sent-ipv4: 3323256139 dns-udp-responses-sent-ipv6: 204604780 dns-tcp-responses-sent-ipv4: 25386612 dns-tcp-responses-sent-ipv6: 259