--- version: rssac002v4 service: d.root-servers.net start-period: 2021-01-16T00:00:00Z end-period: 2021-01-16T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6470411941 dns-udp-queries-received-ipv6: 1926330999 dns-tcp-queries-received-ipv4: 200349660 dns-tcp-queries-received-ipv6: 111441221 dns-udp-responses-sent-ipv4: 6470255236 dns-udp-responses-sent-ipv6: 1926279357 dns-tcp-responses-sent-ipv4: 200320609 dns-tcp-responses-sent-ipv6: 111296105