--- version: rssac002v3 service: d.root-servers.net start-period: '2018-02-20T00:00:00Z' end-period: '2018-02-20T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3547826055 dns-udp-queries-received-ipv6: 506161283 dns-tcp-queries-received-ipv4: 85580923 dns-tcp-queries-received-ipv6: 13659859 dns-udp-responses-sent-ipv4: 3547913939 dns-udp-responses-sent-ipv6: 505983704 dns-tcp-responses-sent-ipv4: 85555291 dns-tcp-responses-sent-ipv6: 13654758