--- service: a.root-servers.net start-period: '2014-12-03T00:00:00Z' end-period: '2014-12-03T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2781980235 dns-udp-queries-received-ipv6: 257358492 dns-tcp-queries-received-ipv4: 18641224 dns-tcp-queries-received-ipv6: 3343985 dns-udp-responses-sent-ipv4: 2781052390 dns-udp-responses-sent-ipv6: 257288711 dns-tcp-responses-sent-ipv4: 17342889 dns-tcp-responses-sent-ipv6: 1588570