--- version: rssac002v3 service: d.root-servers.net start-period: '2019-08-11T00:00:00Z' end-period: '2019-08-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7966044156 dns-udp-queries-received-ipv6: 1611981437 dns-tcp-queries-received-ipv4: 471766971 dns-tcp-queries-received-ipv6: 72633111 dns-udp-responses-sent-ipv4: 7966026313 dns-udp-responses-sent-ipv6: 1611373886 dns-tcp-responses-sent-ipv4: 468273676 dns-tcp-responses-sent-ipv6: 72613299