--- version: rssac002v4 service: d.root-servers.net start-period: 2020-12-29T00:00:00Z end-period: 2020-12-29T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6537480027 dns-udp-queries-received-ipv6: 2127019651 dns-tcp-queries-received-ipv4: 204112058 dns-tcp-queries-received-ipv6: 112135214 dns-udp-responses-sent-ipv4: 6537334931 dns-udp-responses-sent-ipv6: 2126968276 dns-tcp-responses-sent-ipv4: 204069937 dns-tcp-responses-sent-ipv6: 112068364