--- version: rssac002v3 service: d.root-servers.net start-period: '2017-09-18T00:00:00Z' end-period: '2017-09-18T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4425864234 dns-udp-queries-received-ipv6: 673732196 dns-tcp-queries-received-ipv4: 80131464 dns-tcp-queries-received-ipv6: 9904025 dns-udp-responses-sent-ipv4: 4424330581 dns-udp-responses-sent-ipv6: 673706002 dns-tcp-responses-sent-ipv4: 80082637 dns-tcp-responses-sent-ipv6: 9902153