--- version: rssac002v3 service: j.root-servers.net start-period: '2019-08-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7572272623 dns-udp-queries-received-ipv6: 1647043006 dns-tcp-queries-received-ipv4: 710824361 dns-tcp-queries-received-ipv6: 270853495 dns-udp-responses-sent-ipv4: 6928366890 dns-udp-responses-sent-ipv6: 1406934635 dns-tcp-responses-sent-ipv4: 477284623 dns-tcp-responses-sent-ipv6: 153390111