--- version: rssac002v3 service: d.root-servers.net start-period: '2017-09-21T00:00:00Z' end-period: '2017-09-21T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4325070448 dns-udp-queries-received-ipv6: 698058777 dns-tcp-queries-received-ipv4: 78433652 dns-tcp-queries-received-ipv6: 10106856 dns-udp-responses-sent-ipv4: 4323271429 dns-udp-responses-sent-ipv6: 698036986 dns-tcp-responses-sent-ipv4: 78356180 dns-tcp-responses-sent-ipv6: 10105264