--- service: i.root-servers.net start-period: '2014-08-25T00:00:00Z' end-period: '2014-08-26T00:00:19Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3067135983 dns-udp-queries-received-ipv6: 228662768 dns-tcp-queries-received-ipv4: 7754049 dns-tcp-queries-received-ipv6: 263601 dns-udp-responses-sent-ipv4: 3012258454 dns-udp-responses-sent-ipv6: 228682419 dns-tcp-responses-sent-ipv4: 7483198 dns-tcp-responses-sent-ipv6: 263753