--- service: a.root-servers.net start-period: '2014-06-05T00:00:00Z' end-period: '2014-06-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1828360025 dns-udp-queries-received-ipv6: 117901045 dns-tcp-queries-received-ipv4: 9590986 dns-tcp-queries-received-ipv6: 1266140 dns-udp-responses-sent-ipv4: 1828076001 dns-udp-responses-sent-ipv6: 117924364 dns-tcp-responses-sent-ipv4: 9641938 dns-tcp-responses-sent-ipv6: 493189