--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6595944850 dns-udp-queries-received-ipv6: 1913714124 dns-tcp-queries-received-ipv4: 723600301 dns-tcp-queries-received-ipv6: 92379449 dns-udp-responses-sent-ipv4: 5719292516 dns-udp-responses-sent-ipv6: 1758005263 dns-tcp-responses-sent-ipv4: 724956765 dns-tcp-responses-sent-ipv6: 72460415