--- version: rssac002v3 service: j.root-servers.net start-period: '2020-04-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10201864018 dns-udp-queries-received-ipv6: 1736062838 dns-tcp-queries-received-ipv4: 777940734 dns-tcp-queries-received-ipv6: 172141730 dns-udp-responses-sent-ipv4: 9421093432 dns-udp-responses-sent-ipv6: 1702764314 dns-tcp-responses-sent-ipv4: 577731117 dns-tcp-responses-sent-ipv6: 162871616