--- service: a.root-servers.net start-period: '2014-03-01T00:00:00Z' end-period: '2014-03-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2055921217 dns-udp-queries-received-ipv6: 83335783 dns-tcp-queries-received-ipv4: 10058628 dns-tcp-queries-received-ipv6: 1186160 dns-udp-responses-sent-ipv4: 2023015412 dns-udp-responses-sent-ipv6: 83327070 dns-tcp-responses-sent-ipv4: 10117382 dns-tcp-responses-sent-ipv6: 117