--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4767554239 dns-udp-queries-received-ipv6: 450074784 dns-tcp-queries-received-ipv4: 154251426 dns-tcp-queries-received-ipv6: 15422017 dns-udp-responses-sent-ipv4: 4679412356 dns-udp-responses-sent-ipv6: 447791709 dns-tcp-responses-sent-ipv4: 130499383 dns-tcp-responses-sent-ipv6: 14574514