--- version: rssac002v3 service: j.root-servers.net start-period: '2021-08-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6731382243 dns-udp-queries-received-ipv6: 1555551228 dns-tcp-queries-received-ipv4: 592506435 dns-tcp-queries-received-ipv6: 108039707 dns-udp-responses-sent-ipv4: 6210750562 dns-udp-responses-sent-ipv6: 1546599062 dns-tcp-responses-sent-ipv4: 416559411 dns-tcp-responses-sent-ipv6: 105237876