--- version: rssac002v3 service: d.root-servers.net start-period: '2017-12-09T00:00:00Z' end-period: '2017-12-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3766247888 dns-udp-queries-received-ipv6: 487229988 dns-tcp-queries-received-ipv4: 81586086 dns-tcp-queries-received-ipv6: 11650748 dns-udp-responses-sent-ipv4: 3765405854 dns-udp-responses-sent-ipv6: 487057104 dns-tcp-responses-sent-ipv4: 81590766 dns-tcp-responses-sent-ipv6: 11648807