--- version: rssac002v3 service: d.root-servers.net start-period: '2018-01-26T00:00:00Z' end-period: '2018-01-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3620099031 dns-udp-queries-received-ipv6: 551946064 dns-tcp-queries-received-ipv4: 81462046 dns-tcp-queries-received-ipv6: 13082956 dns-udp-responses-sent-ipv4: 3618763341 dns-udp-responses-sent-ipv6: 551772606 dns-tcp-responses-sent-ipv4: 81437140 dns-tcp-responses-sent-ipv6: 13081917