--- service: a.root-servers.net start-period: '2014-10-01T00:00:00Z' end-period: '2014-10-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2485367146 dns-udp-queries-received-ipv6: 125414947 dns-tcp-queries-received-ipv4: 17431071 dns-tcp-queries-received-ipv6: 1684682 dns-udp-responses-sent-ipv4: 2481069685 dns-udp-responses-sent-ipv6: 125344790 dns-tcp-responses-sent-ipv4: 16598479 dns-tcp-responses-sent-ipv6: 1026413