--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6939575389 dns-udp-queries-received-ipv6: 1881333904 dns-tcp-queries-received-ipv4: 736819770 dns-tcp-queries-received-ipv6: 103573607 dns-udp-responses-sent-ipv4: 6115780492 dns-udp-responses-sent-ipv6: 1756883376 dns-tcp-responses-sent-ipv4: 738796356 dns-tcp-responses-sent-ipv6: 84883218