--- version: rssac002v3 service: i.root-servers.net start-period: '2017-04-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6150510252 dns-udp-queries-received-ipv6: 773628512 dns-tcp-queries-received-ipv4: 81331034 dns-tcp-queries-received-ipv6: 9204729 dns-udp-responses-sent-ipv4: 6145498030 dns-udp-responses-sent-ipv6: 773180606 dns-tcp-responses-sent-ipv4: 83164071 dns-tcp-responses-sent-ipv6: 9368926