--- version: rssac002v3 service: j.root-servers.net start-period: '2019-08-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7928097003 dns-udp-queries-received-ipv6: 1669193195 dns-tcp-queries-received-ipv4: 703467119 dns-tcp-queries-received-ipv6: 264457776 dns-udp-responses-sent-ipv4: 7261192062 dns-udp-responses-sent-ipv6: 1435020020 dns-tcp-responses-sent-ipv4: 476516772 dns-tcp-responses-sent-ipv6: 150406958