--- version: rssac002v3 service: j.root-servers.net start-period: '2020-05-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9413362422 dns-udp-queries-received-ipv6: 1563431382 dns-tcp-queries-received-ipv4: 729618642 dns-tcp-queries-received-ipv6: 228766579 dns-udp-responses-sent-ipv4: 8764029886 dns-udp-responses-sent-ipv6: 1469374806 dns-tcp-responses-sent-ipv4: 557021396 dns-tcp-responses-sent-ipv6: 190475669