--- version: rssac002v3 service: j.root-servers.net start-period: '2017-06-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4641473476 dns-udp-queries-received-ipv6: 566629061 dns-tcp-queries-received-ipv4: 136316739 dns-tcp-queries-received-ipv6: 9383435 dns-udp-responses-sent-ipv4: 4559543310 dns-udp-responses-sent-ipv6: 567408917 dns-tcp-responses-sent-ipv4: 110594530 dns-tcp-responses-sent-ipv6: 9442828