--- version: rssac002v4 service: j.root-servers.net start-period: '2023-12-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6148681594 dns-udp-queries-received-ipv6: 1966873506 dns-tcp-queries-received-ipv4: 175774103 dns-tcp-queries-received-ipv6: 81109999 dns-udp-responses-sent-ipv4: 5968711145 dns-udp-responses-sent-ipv6: 1914047264 dns-tcp-responses-sent-ipv4: 150024750 dns-tcp-responses-sent-ipv6: 58291709