--- version: rssac002v3 service: i.root-servers.net start-period: '2025-04-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8769186232 dns-udp-queries-received-ipv6: 2335168076 dns-tcp-queries-received-ipv4: 215664342 dns-tcp-queries-received-ipv6: 48392161 dns-udp-responses-sent-ipv4: 7924870427 dns-udp-responses-sent-ipv6: 1943711535 dns-tcp-responses-sent-ipv4: 232151374 dns-tcp-responses-sent-ipv6: 37951692