--- version: rssac002v4 service: d.root-servers.net start-period: 2021-02-23T00:00:00Z end-period: 2021-02-23T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6474845774 dns-udp-queries-received-ipv6: 1870089152 dns-tcp-queries-received-ipv4: 201262580 dns-tcp-queries-received-ipv6: 102202470 dns-udp-responses-sent-ipv4: 6474621174 dns-udp-responses-sent-ipv6: 1870058176 dns-tcp-responses-sent-ipv4: 201238401 dns-tcp-responses-sent-ipv6: 102145572