--- version: rssac002v3 service: d.root-servers.net start-period: '2019-09-24T00:00:00Z' end-period: '2019-09-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8938793987 dns-udp-queries-received-ipv6: 1594135305 dns-tcp-queries-received-ipv4: 518845111 dns-tcp-queries-received-ipv6: 64570284 dns-udp-responses-sent-ipv4: 8938784986 dns-udp-responses-sent-ipv6: 1593652132 dns-tcp-responses-sent-ipv4: 517867810 dns-tcp-responses-sent-ipv6: 64530683