--- version: rssac002v3 service: d.root-servers.net start-period: '2019-07-20T00:00:00Z' end-period: '2019-07-20T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7542188590 dns-udp-queries-received-ipv6: 1726190054 dns-tcp-queries-received-ipv4: 439240716 dns-tcp-queries-received-ipv6: 54689442 dns-udp-responses-sent-ipv4: 7542149149 dns-udp-responses-sent-ipv6: 1725684820 dns-tcp-responses-sent-ipv4: 438995606 dns-tcp-responses-sent-ipv6: 54607484