--- version: rssac002v3 service: i.root-servers.net start-period: '2023-04-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5117368653 dns-udp-queries-received-ipv6: 1491399724 dns-tcp-queries-received-ipv4: 421553431 dns-tcp-queries-received-ipv6: 96956222 dns-udp-responses-sent-ipv4: 4357792946 dns-udp-responses-sent-ipv6: 1306997346 dns-tcp-responses-sent-ipv4: 407772315 dns-tcp-responses-sent-ipv6: 91097588