--- version: rssac002v3 service: d.root-servers.net start-period: '2019-03-10T00:00:00Z' end-period: '2019-03-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7290378389 dns-udp-queries-received-ipv6: 1610970277 dns-tcp-queries-received-ipv4: 421894868 dns-tcp-queries-received-ipv6: 37085260 dns-udp-responses-sent-ipv4: 7290359635 dns-udp-responses-sent-ipv6: 1610857504 dns-tcp-responses-sent-ipv4: 420691697 dns-tcp-responses-sent-ipv6: 37055767