--- version: rssac002v3 service: d.root-servers.net start-period: '2019-01-22T00:00:00Z' end-period: '2019-01-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6634622181 dns-udp-queries-received-ipv6: 1447542605 dns-tcp-queries-received-ipv4: 279255446 dns-tcp-queries-received-ipv6: 45667515 dns-udp-responses-sent-ipv4: 6634584194 dns-udp-responses-sent-ipv6: 1447449679 dns-tcp-responses-sent-ipv4: 278019386 dns-tcp-responses-sent-ipv6: 45574569