--- service: a.root-servers.net start-period: '2014-05-05T00:00:00Z' end-period: '2014-05-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2359762116 dns-udp-queries-received-ipv6: 105592574 dns-tcp-queries-received-ipv4: 12096662 dns-tcp-queries-received-ipv6: 1214931 dns-udp-responses-sent-ipv4: 2359038114 dns-udp-responses-sent-ipv6: 105582547 dns-tcp-responses-sent-ipv4: 12023617 dns-tcp-responses-sent-ipv6: 25833