--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6359085041 dns-udp-queries-received-ipv6: 824640346 dns-tcp-queries-received-ipv4: 81291510 dns-tcp-queries-received-ipv6: 7528570 dns-udp-responses-sent-ipv4: 6338695862 dns-udp-responses-sent-ipv6: 824529773 dns-tcp-responses-sent-ipv4: 83610107 dns-tcp-responses-sent-ipv6: 7591817