--- version: rssac002v3 service: d.root-servers.net start-period: '2018-12-10T00:00:00Z' end-period: '2018-12-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6395205519 dns-udp-queries-received-ipv6: 1422534352 dns-tcp-queries-received-ipv4: 310269178 dns-tcp-queries-received-ipv6: 43074698 dns-udp-responses-sent-ipv4: 6395230928 dns-udp-responses-sent-ipv6: 1422371030 dns-tcp-responses-sent-ipv4: 309909121 dns-tcp-responses-sent-ipv6: 43046806