--- version: rssac002v3 service: i.root-servers.net start-period: '2023-03-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5616740427 dns-udp-queries-received-ipv6: 1022228173 dns-tcp-queries-received-ipv4: 516724578 dns-tcp-queries-received-ipv6: 33610298 dns-udp-responses-sent-ipv4: 4817892091 dns-udp-responses-sent-ipv6: 923626219 dns-tcp-responses-sent-ipv4: 517116037 dns-tcp-responses-sent-ipv6: 27403332