--- version: rssac002v4 service: d.root-servers.net start-period: 2021-01-06T00:00:00Z end-period: 2021-01-06T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6745296132 dns-udp-queries-received-ipv6: 2140729332 dns-tcp-queries-received-ipv4: 203154619 dns-tcp-queries-received-ipv6: 109311834 dns-udp-responses-sent-ipv4: 6745216774 dns-udp-responses-sent-ipv6: 2140663775 dns-tcp-responses-sent-ipv4: 203045156 dns-tcp-responses-sent-ipv6: 109224880