--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9915756061 dns-udp-queries-received-ipv6: 1566121837 dns-tcp-queries-received-ipv4: 800851069 dns-tcp-queries-received-ipv6: 147451729 dns-udp-responses-sent-ipv4: 9152810405 dns-udp-responses-sent-ipv6: 1538605972 dns-tcp-responses-sent-ipv4: 566737091 dns-tcp-responses-sent-ipv6: 138865642