--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10255975291 dns-udp-queries-received-ipv6: 1638991277 dns-tcp-queries-received-ipv4: 827483448 dns-tcp-queries-received-ipv6: 146917219 dns-udp-responses-sent-ipv4: 9372913982 dns-udp-responses-sent-ipv6: 1610159463 dns-tcp-responses-sent-ipv4: 579427899 dns-tcp-responses-sent-ipv6: 136376394