--- version: rssac002v4 service: d.root-servers.net start-period: 2021-02-11T00:00:00Z end-period: 2021-02-11T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6603113043 dns-udp-queries-received-ipv6: 1966854393 dns-tcp-queries-received-ipv4: 195032448 dns-tcp-queries-received-ipv6: 110134386 dns-udp-responses-sent-ipv4: 6603084993 dns-udp-responses-sent-ipv6: 1966824836 dns-tcp-responses-sent-ipv4: 194999229 dns-tcp-responses-sent-ipv6: 110052664