--- version: rssac002v3 service: d.root-servers.net start-period: '2019-09-04T00:00:00Z' end-period: '2019-09-04T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8657414495 dns-udp-queries-received-ipv6: 1529788880 dns-tcp-queries-received-ipv4: 554001340 dns-tcp-queries-received-ipv6: 72400838 dns-udp-responses-sent-ipv4: 8657411042 dns-udp-responses-sent-ipv6: 1529429745 dns-tcp-responses-sent-ipv4: 553834500 dns-tcp-responses-sent-ipv6: 72364123