--- version: rssac002v3 service: d.root-servers.net start-period: '2020-02-29T00:00:00Z' end-period: '2020-02-29T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9177741476 dns-udp-queries-received-ipv6: 2026519715 dns-tcp-queries-received-ipv4: 774483511 dns-tcp-queries-received-ipv6: 264420042 dns-udp-responses-sent-ipv4: 9177767353 dns-udp-responses-sent-ipv6: 2026480786 dns-tcp-responses-sent-ipv4: 773974484 dns-tcp-responses-sent-ipv6: 264358308