--- service: a.root-servers.net start-period: '2014-08-27T00:00:00Z' end-period: '2014-08-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1907170154 dns-udp-queries-received-ipv6: 146455326 dns-tcp-queries-received-ipv4: 14718191 dns-tcp-queries-received-ipv6: 2143673 dns-udp-responses-sent-ipv4: 1906942169 dns-udp-responses-sent-ipv6: 146431616 dns-tcp-responses-sent-ipv4: 13903940 dns-tcp-responses-sent-ipv6: 951741