--- version: rssac002v3 service: j.root-servers.net start-period: '2018-07-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5578178913 dns-udp-queries-received-ipv6: 566827691 dns-tcp-queries-received-ipv4: 282761359 dns-tcp-queries-received-ipv6: 18441885 dns-udp-responses-sent-ipv4: 5370053723 dns-udp-responses-sent-ipv6: 488682220 dns-tcp-responses-sent-ipv4: 224802783 dns-tcp-responses-sent-ipv6: 18590211