--- service: a.root-servers.net start-period: '2014-09-30T00:00:00Z' end-period: '2014-09-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2767399142 dns-udp-queries-received-ipv6: 209006811 dns-tcp-queries-received-ipv4: 26771586 dns-tcp-queries-received-ipv6: 1963369 dns-udp-responses-sent-ipv4: 2761853070 dns-udp-responses-sent-ipv6: 162471248 dns-tcp-responses-sent-ipv4: 25387201 dns-tcp-responses-sent-ipv6: 1058338