--- service: j.root-servers.net start-period: '2014-03-25T00:00:00Z' end-period: '2014-03-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2853853272 dns-udp-queries-received-ipv6: 218024250 dns-tcp-queries-received-ipv4: 21721410 dns-tcp-queries-received-ipv6: 3029258 dns-udp-responses-sent-ipv4: 2795043777 dns-udp-responses-sent-ipv6: 217962783 dns-tcp-responses-sent-ipv4: 19891828 dns-tcp-responses-sent-ipv6: 646