--- version: rssac002v3 service: i.root-servers.net start-period: '2017-02-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6933505232 dns-udp-queries-received-ipv6: 820269653 dns-tcp-queries-received-ipv4: 84136312 dns-tcp-queries-received-ipv6: 8803679 dns-udp-responses-sent-ipv4: 6937563950 dns-udp-responses-sent-ipv6: 816727473 dns-tcp-responses-sent-ipv4: 86632055 dns-tcp-responses-sent-ipv6: 8957602