--- version: rssac002v3 service: j.root-servers.net start-period: '2018-09-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5775376272 dns-udp-queries-received-ipv6: 704443922 dns-tcp-queries-received-ipv4: 297763275 dns-tcp-queries-received-ipv6: 27333376 dns-udp-responses-sent-ipv4: 5342183610 dns-udp-responses-sent-ipv6: 697772682 dns-tcp-responses-sent-ipv4: 212100578 dns-tcp-responses-sent-ipv6: 26996291