--- version: rssac002v4 service: j.root-servers.net start-period: '2023-07-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6164904943 dns-udp-queries-received-ipv6: 1895818487 dns-tcp-queries-received-ipv4: 219390037 dns-tcp-queries-received-ipv6: 103518699 dns-udp-responses-sent-ipv4: 5857515377 dns-udp-responses-sent-ipv6: 1873713786 dns-tcp-responses-sent-ipv4: 173739908 dns-tcp-responses-sent-ipv6: 99463338