--- version: rssac002v3 service: j.root-servers.net start-period: '2018-12-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6048692148 dns-udp-queries-received-ipv6: 715074735 dns-tcp-queries-received-ipv4: 454043917 dns-tcp-queries-received-ipv6: 48376867 dns-udp-responses-sent-ipv4: 5573286453 dns-udp-responses-sent-ipv6: 686047318 dns-tcp-responses-sent-ipv4: 286785811 dns-tcp-responses-sent-ipv6: 35654779