--- version: rssac002v4 service: d.root-servers.net start-period: 2021-02-27T00:00:00Z end-period: 2021-02-27T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 5897486117 dns-udp-queries-received-ipv6: 1909270950 dns-tcp-queries-received-ipv4: 191073236 dns-tcp-queries-received-ipv6: 111634810 dns-udp-responses-sent-ipv4: 5897396971 dns-udp-responses-sent-ipv6: 1909245337 dns-tcp-responses-sent-ipv4: 191023622 dns-tcp-responses-sent-ipv6: 111580472