--- version: rssac002v3 service: j.root-servers.net start-period: '2021-08-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6507567377 dns-udp-queries-received-ipv6: 1406029584 dns-tcp-queries-received-ipv4: 509051326 dns-tcp-queries-received-ipv6: 119464545 dns-udp-responses-sent-ipv4: 6075482296 dns-udp-responses-sent-ipv6: 1402829408 dns-tcp-responses-sent-ipv4: 368225732 dns-tcp-responses-sent-ipv6: 121911230