--- version: rssac002v3 service: d.root-servers.net start-period: '2019-02-15T00:00:00Z' end-period: '2019-02-15T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7393365768 dns-udp-queries-received-ipv6: 1718518286 dns-tcp-queries-received-ipv4: 426311716 dns-tcp-queries-received-ipv6: 43092964 dns-udp-responses-sent-ipv4: 7393356055 dns-udp-responses-sent-ipv6: 1718427412 dns-tcp-responses-sent-ipv4: 425961484 dns-tcp-responses-sent-ipv6: 43051592