--- version: rssac002v4 service: j.root-servers.net start-period: '2023-03-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6849221538 dns-udp-queries-received-ipv6: 1916164852 dns-tcp-queries-received-ipv4: 361322726 dns-tcp-queries-received-ipv6: 105954549 dns-udp-responses-sent-ipv4: 6453137424 dns-udp-responses-sent-ipv6: 1884529143 dns-tcp-responses-sent-ipv4: 252736380 dns-tcp-responses-sent-ipv6: 94943874