--- service: a.root-servers.net start-period: '2014-02-08T00:00:00Z' end-period: '2014-02-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1430358351 dns-udp-queries-received-ipv6: 86172411 dns-tcp-queries-received-ipv4: 9106154 dns-tcp-queries-received-ipv6: 1240608 dns-udp-responses-sent-ipv4: 1429173722 dns-udp-responses-sent-ipv6: 86162849 dns-tcp-responses-sent-ipv4: 9127810 dns-tcp-responses-sent-ipv6: 382