--- service: a.root-servers.net start-period: '2014-10-30T00:00:00Z' end-period: '2014-10-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2839904781 dns-udp-queries-received-ipv6: 195023285 dns-tcp-queries-received-ipv4: 17920905 dns-tcp-queries-received-ipv6: 1915276 dns-udp-responses-sent-ipv4: 2836604640 dns-udp-responses-sent-ipv6: 195026410 dns-tcp-responses-sent-ipv4: 16474080 dns-tcp-responses-sent-ipv6: 1483819