--- version: rssac002v4 service: j.root-servers.net start-period: '2023-04-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6599955644 dns-udp-queries-received-ipv6: 1789576885 dns-tcp-queries-received-ipv4: 405325634 dns-tcp-queries-received-ipv6: 85105622 dns-udp-responses-sent-ipv4: 6139127576 dns-udp-responses-sent-ipv6: 1770947196 dns-tcp-responses-sent-ipv4: 279560960 dns-tcp-responses-sent-ipv6: 78624595