--- version: rssac002v3 service: d.root-servers.net start-period: '2019-09-20T00:00:00Z' end-period: '2019-09-20T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9080251353 dns-udp-queries-received-ipv6: 1581963975 dns-tcp-queries-received-ipv4: 533086413 dns-tcp-queries-received-ipv6: 57815609 dns-udp-responses-sent-ipv4: 9080252642 dns-udp-responses-sent-ipv6: 1581405787 dns-tcp-responses-sent-ipv4: 531569625 dns-tcp-responses-sent-ipv6: 57780589