--- service: a.root-servers.net start-period: '2014-02-24T00:00:00Z' end-period: '2014-02-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2212186216 dns-udp-queries-received-ipv6: 86231268 dns-tcp-queries-received-ipv4: 11270427 dns-tcp-queries-received-ipv6: 1188875 dns-udp-responses-sent-ipv4: 2179411717 dns-udp-responses-sent-ipv6: 86210435 dns-tcp-responses-sent-ipv4: 11291693 dns-tcp-responses-sent-ipv6: 124