--- version: rssac002v3 service: d.root-servers.net start-period: '2018-02-16T00:00:00Z' end-period: '2018-02-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3505305085 dns-udp-queries-received-ipv6: 510053397 dns-tcp-queries-received-ipv4: 90796793 dns-tcp-queries-received-ipv6: 13615179 dns-udp-responses-sent-ipv4: 3504975335 dns-udp-responses-sent-ipv6: 509886541 dns-tcp-responses-sent-ipv4: 90787499 dns-tcp-responses-sent-ipv6: 13611131