--- service: a.root-servers.net start-period: '2014-08-30T00:00:00Z' end-period: '2014-08-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1604434480 dns-udp-queries-received-ipv6: 128701551 dns-tcp-queries-received-ipv4: 11477847 dns-tcp-queries-received-ipv6: 1583091 dns-udp-responses-sent-ipv4: 1604620011 dns-udp-responses-sent-ipv6: 128661939 dns-tcp-responses-sent-ipv4: 10733224 dns-tcp-responses-sent-ipv6: 949708