--- version: rssac002v4 service: j.root-servers.net start-period: '2022-07-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5314543901 dns-udp-queries-received-ipv6: 1540249074 dns-tcp-queries-received-ipv4: 312024361 dns-tcp-queries-received-ipv6: 44766391 dns-udp-responses-sent-ipv4: 4998325007 dns-udp-responses-sent-ipv6: 1518020920 dns-tcp-responses-sent-ipv4: 212256644 dns-tcp-responses-sent-ipv6: 44818631