--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7182490366 dns-udp-queries-received-ipv6: 845895392 dns-tcp-queries-received-ipv4: 81742395 dns-tcp-queries-received-ipv6: 8896760 dns-udp-responses-sent-ipv4: 7159341800 dns-udp-responses-sent-ipv6: 845635263 dns-tcp-responses-sent-ipv4: 84353056 dns-tcp-responses-sent-ipv6: 9071158