--- version: rssac002v4 service: j.root-servers.net start-period: '2023-05-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6723850547 dns-udp-queries-received-ipv6: 1781962337 dns-tcp-queries-received-ipv4: 279588123 dns-tcp-queries-received-ipv6: 109742007 dns-udp-responses-sent-ipv4: 6346485706 dns-udp-responses-sent-ipv6: 1766796573 dns-tcp-responses-sent-ipv4: 215382517 dns-tcp-responses-sent-ipv6: 104649811