--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6410045448 dns-udp-queries-received-ipv6: 615067519 dns-tcp-queries-received-ipv4: 111125306 dns-tcp-queries-received-ipv6: 11263892 dns-udp-responses-sent-ipv4: 6401445888 dns-udp-responses-sent-ipv6: 612593042 dns-tcp-responses-sent-ipv4: 110794786 dns-tcp-responses-sent-ipv6: 11360201