--- version: rssac002v3 service: j.root-servers.net start-period: '2017-06-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4766159547 dns-udp-queries-received-ipv6: 551852860 dns-tcp-queries-received-ipv4: 155220684 dns-tcp-queries-received-ipv6: 12758654 dns-udp-responses-sent-ipv4: 4668709541 dns-udp-responses-sent-ipv6: 550643720 dns-tcp-responses-sent-ipv4: 127982316 dns-tcp-responses-sent-ipv6: 12735832