--- version: rssac002v3 service: d.root-servers.net start-period: '2018-02-13T00:00:00Z' end-period: '2018-02-13T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3562294870 dns-udp-queries-received-ipv6: 524985287 dns-tcp-queries-received-ipv4: 89894906 dns-tcp-queries-received-ipv6: 14097869 dns-udp-responses-sent-ipv4: 3560776679 dns-udp-responses-sent-ipv6: 524831872 dns-tcp-responses-sent-ipv4: 89858198 dns-tcp-responses-sent-ipv6: 14096592