--- version: rssac002v3 service: i.root-servers.net start-period: '2023-06-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6481329823 dns-udp-queries-received-ipv6: 1840568882 dns-tcp-queries-received-ipv4: 446301513 dns-tcp-queries-received-ipv6: 177851712 dns-udp-responses-sent-ipv4: 5626213225 dns-udp-responses-sent-ipv6: 1598447543 dns-tcp-responses-sent-ipv4: 457424428 dns-tcp-responses-sent-ipv6: 167029818