--- version: rssac002v3 service: d.root-servers.net start-period: '2018-05-27T00:00:00Z' end-period: '2018-05-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4113991165 dns-udp-queries-received-ipv6: 618059248 dns-tcp-queries-received-ipv4: 186268586 dns-tcp-queries-received-ipv6: 17281806 dns-udp-responses-sent-ipv4: 4114218212 dns-udp-responses-sent-ipv6: 617937323 dns-tcp-responses-sent-ipv4: 186247067 dns-tcp-responses-sent-ipv6: 17281440