--- version: rssac002v3 service: d.root-servers.net start-period: '2019-09-15T00:00:00Z' end-period: '2019-09-15T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7731835453 dns-udp-queries-received-ipv6: 1507874019 dns-tcp-queries-received-ipv4: 470640802 dns-tcp-queries-received-ipv6: 57073268 dns-udp-responses-sent-ipv4: 7731850381 dns-udp-responses-sent-ipv6: 1507625926 dns-tcp-responses-sent-ipv4: 470144954 dns-tcp-responses-sent-ipv6: 57032258