--- version: rssac002v3 service: j.root-servers.net start-period: '2019-12-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8613291283 dns-udp-queries-received-ipv6: 1235887131 dns-tcp-queries-received-ipv4: 678734074 dns-tcp-queries-received-ipv6: 116970628 dns-udp-responses-sent-ipv4: 7843317737 dns-udp-responses-sent-ipv6: 1195710160 dns-tcp-responses-sent-ipv4: 469337962 dns-tcp-responses-sent-ipv6: 99978538