--- version: rssac002v3 service: d.root-servers.net start-period: '2018-01-24T00:00:00Z' end-period: '2018-01-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3809027648 dns-udp-queries-received-ipv6: 579312571 dns-tcp-queries-received-ipv4: 83649717 dns-tcp-queries-received-ipv6: 14122735 dns-udp-responses-sent-ipv4: 3807350569 dns-udp-responses-sent-ipv6: 579121124 dns-tcp-responses-sent-ipv4: 83616425 dns-tcp-responses-sent-ipv6: 14121515