--- version: rssac002v4 service: d.root-servers.net start-period: 2021-01-29T00:00:00Z end-period: 2021-01-29T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6587771036 dns-udp-queries-received-ipv6: 2052712873 dns-tcp-queries-received-ipv4: 207866306 dns-tcp-queries-received-ipv6: 138704159 dns-udp-responses-sent-ipv4: 6587734936 dns-udp-responses-sent-ipv6: 2052670703 dns-tcp-responses-sent-ipv4: 207647729 dns-tcp-responses-sent-ipv6: 138608626