--- version: rssac002v4 service: d.root-servers.net start-period: 2021-02-13T00:00:00Z end-period: 2021-02-13T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 5947912599 dns-udp-queries-received-ipv6: 1644324677 dns-tcp-queries-received-ipv4: 185157235 dns-tcp-queries-received-ipv6: 91462023 dns-udp-responses-sent-ipv4: 5947863954 dns-udp-responses-sent-ipv6: 1644296512 dns-tcp-responses-sent-ipv4: 185168388 dns-tcp-responses-sent-ipv6: 91402980