--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6935360406 dns-udp-queries-received-ipv6: 1844070489 dns-tcp-queries-received-ipv4: 730682780 dns-tcp-queries-received-ipv6: 88539834 dns-udp-responses-sent-ipv4: 6027191204 dns-udp-responses-sent-ipv6: 1740621380 dns-tcp-responses-sent-ipv4: 733694267 dns-tcp-responses-sent-ipv6: 72184937