--- version: rssac002v3 service: j.root-servers.net start-period: '2020-02-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8933657257 dns-udp-queries-received-ipv6: 1405817544 dns-tcp-queries-received-ipv4: 628736686 dns-tcp-queries-received-ipv6: 99581961 dns-udp-responses-sent-ipv4: 8329928743 dns-udp-responses-sent-ipv6: 1377358047 dns-tcp-responses-sent-ipv4: 473356703 dns-tcp-responses-sent-ipv6: 93194414