--- version: rssac002v3 service: i.root-servers.net start-period: '2023-05-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5862532617 dns-udp-queries-received-ipv6: 1878094837 dns-tcp-queries-received-ipv4: 413332497 dns-tcp-queries-received-ipv6: 223758587 dns-udp-responses-sent-ipv4: 5019759333 dns-udp-responses-sent-ipv6: 1559469299 dns-tcp-responses-sent-ipv4: 369145631 dns-tcp-responses-sent-ipv6: 209975347