--- service: i.root-servers.net start-period: '2016-02-24T00:00:00Z' end-period: '2016-02-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5002602342 dns-udp-queries-received-ipv6: 429511129 dns-tcp-queries-received-ipv4: 15334613 dns-tcp-queries-received-ipv6: 1266326 dns-udp-responses-sent-ipv4: 4930918298 dns-udp-responses-sent-ipv6: 429001611 dns-tcp-responses-sent-ipv4: 15237294 dns-tcp-responses-sent-ipv6: 1267238