--- version: rssac002v3 service: d.root-servers.net start-period: '2020-02-28T00:00:00Z' end-period: '2020-02-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9605351891 dns-udp-queries-received-ipv6: 2039423156 dns-tcp-queries-received-ipv4: 600711746 dns-tcp-queries-received-ipv6: 231316432 dns-udp-responses-sent-ipv4: 9605136465 dns-udp-responses-sent-ipv6: 2039379995 dns-tcp-responses-sent-ipv4: 600361004 dns-tcp-responses-sent-ipv6: 231236005