--- version: rssac002v3 service: i.root-servers.net start-period: '2022-04-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6388538363 dns-udp-queries-received-ipv6: 1936233475 dns-tcp-queries-received-ipv4: 698153587 dns-tcp-queries-received-ipv6: 100753392 dns-udp-responses-sent-ipv4: 5357342658 dns-udp-responses-sent-ipv6: 1700115335 dns-tcp-responses-sent-ipv4: 667008360 dns-tcp-responses-sent-ipv6: 79564285