--- service: i.root-servers.net start-period: '2014-10-27T00:00:00Z' end-period: '2014-10-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4416039197 dns-udp-queries-received-ipv6: 278517202 dns-tcp-queries-received-ipv4: 22980985 dns-tcp-queries-received-ipv6: 340751 dns-udp-responses-sent-ipv4: 4355263630 dns-udp-responses-sent-ipv6: 282350306 dns-tcp-responses-sent-ipv4: 22290446 dns-tcp-responses-sent-ipv6: 332800