--- version: rssac002v3 service: j.root-servers.net start-period: '2019-06-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7600007427 dns-udp-queries-received-ipv6: 1346578765 dns-tcp-queries-received-ipv4: 561874977 dns-tcp-queries-received-ipv6: 104339475 dns-udp-responses-sent-ipv4: 6925741070 dns-udp-responses-sent-ipv6: 1276447977 dns-tcp-responses-sent-ipv4: 403311261 dns-tcp-responses-sent-ipv6: 70587535