--- version: rssac002v3 service: d.root-servers.net start-period: '2019-09-17T00:00:00Z' end-period: '2019-09-17T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8513229069 dns-udp-queries-received-ipv6: 1605323580 dns-tcp-queries-received-ipv4: 503981020 dns-tcp-queries-received-ipv6: 52151740 dns-udp-responses-sent-ipv4: 8513236844 dns-udp-responses-sent-ipv6: 1605089601 dns-tcp-responses-sent-ipv4: 503629263 dns-tcp-responses-sent-ipv6: 52116408