--- service: a.root-servers.net start-period: '2014-11-24T00:00:00Z' end-period: '2014-11-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2642281817 dns-udp-queries-received-ipv6: 198234556 dns-tcp-queries-received-ipv4: 16157828 dns-tcp-queries-received-ipv6: 2264198 dns-udp-responses-sent-ipv4: 2641716777 dns-udp-responses-sent-ipv6: 198185022 dns-tcp-responses-sent-ipv4: 14571900 dns-tcp-responses-sent-ipv6: 1563733