--- service: a.root-servers.net start-period: '2014-03-06T00:00:00Z' end-period: '2014-03-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2200620775 dns-udp-queries-received-ipv6: 88018902 dns-tcp-queries-received-ipv4: 10909043 dns-tcp-queries-received-ipv6: 1193685 dns-udp-responses-sent-ipv4: 2175647457 dns-udp-responses-sent-ipv6: 88002118 dns-tcp-responses-sent-ipv4: 10972866 dns-tcp-responses-sent-ipv6: 117