--- service: a.root-servers.net start-period: '2014-03-08T00:00:00Z' end-period: '2014-03-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2070876908 dns-udp-queries-received-ipv6: 82300361 dns-tcp-queries-received-ipv4: 9472288 dns-tcp-queries-received-ipv6: 1205431 dns-udp-responses-sent-ipv4: 2039180967 dns-udp-responses-sent-ipv6: 82290171 dns-tcp-responses-sent-ipv4: 9513195 dns-tcp-responses-sent-ipv6: 107