--- version: rssac002v4 service: j.root-servers.net start-period: '2024-04-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6505864281 dns-udp-queries-received-ipv6: 2143531830 dns-tcp-queries-received-ipv4: 168773392 dns-tcp-queries-received-ipv6: 97059733 dns-udp-responses-sent-ipv4: 6322313459 dns-udp-responses-sent-ipv6: 2083630934 dns-tcp-responses-sent-ipv4: 129123720 dns-tcp-responses-sent-ipv6: 72199248