--- version: rssac002v3 service: j.root-servers.net start-period: '2019-10-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9778572474 dns-udp-queries-received-ipv6: 1879482643 dns-tcp-queries-received-ipv4: 943559667 dns-tcp-queries-received-ipv6: 323002602 dns-udp-responses-sent-ipv4: 8712694713 dns-udp-responses-sent-ipv6: 1591851711 dns-tcp-responses-sent-ipv4: 646275602 dns-tcp-responses-sent-ipv6: 182132604