--- version: rssac002v3 service: j.root-servers.net start-period: '2019-09-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9424755186 dns-udp-queries-received-ipv6: 1603474913 dns-tcp-queries-received-ipv4: 839896501 dns-tcp-queries-received-ipv6: 180758013 dns-udp-responses-sent-ipv4: 8482609201 dns-udp-responses-sent-ipv6: 1458287800 dns-tcp-responses-sent-ipv4: 554975325 dns-tcp-responses-sent-ipv6: 110270725