--- version: rssac002v3 service: j.root-servers.net start-period: '2018-08-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5477082976 dns-udp-queries-received-ipv6: 600472515 dns-tcp-queries-received-ipv4: 289799771 dns-tcp-queries-received-ipv6: 20017459 dns-udp-responses-sent-ipv4: 5232134796 dns-udp-responses-sent-ipv6: 599390077 dns-tcp-responses-sent-ipv4: 221630685 dns-tcp-responses-sent-ipv6: 20007965