--- version: rssac002v3 service: j.root-servers.net start-period: '2020-09-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9236842133 dns-udp-queries-received-ipv6: 1575550625 dns-tcp-queries-received-ipv4: 741709790 dns-tcp-queries-received-ipv6: 121669917 dns-udp-responses-sent-ipv4: 8478057700 dns-udp-responses-sent-ipv6: 1546771325 dns-tcp-responses-sent-ipv4: 520086416 dns-tcp-responses-sent-ipv6: 111562746