--- service: a.root-servers.net start-period: '2014-10-02T00:00:00Z' end-period: '2014-10-02T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2617512857 dns-udp-queries-received-ipv6: 162714961 dns-tcp-queries-received-ipv4: 19613684 dns-tcp-queries-received-ipv6: 1907078 dns-udp-responses-sent-ipv4: 2613946435 dns-udp-responses-sent-ipv6: 162622339 dns-tcp-responses-sent-ipv4: 18179747 dns-tcp-responses-sent-ipv6: 1282778