--- version: rssac002v3 service: j.root-servers.net start-period: '2020-02-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8644658653 dns-udp-queries-received-ipv6: 1381471213 dns-tcp-queries-received-ipv4: 639208977 dns-tcp-queries-received-ipv6: 85440792 dns-udp-responses-sent-ipv4: 8095813593 dns-udp-responses-sent-ipv6: 1375213613 dns-tcp-responses-sent-ipv4: 498644989 dns-tcp-responses-sent-ipv6: 85051728