--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6194593176 dns-udp-queries-received-ipv6: 543618728 dns-tcp-queries-received-ipv4: 36636233 dns-tcp-queries-received-ipv6: 1505687 dns-udp-responses-sent-ipv4: 6137667188 dns-udp-responses-sent-ipv6: 545099659 dns-tcp-responses-sent-ipv4: 37604536 dns-tcp-responses-sent-ipv6: 1510048