--- version: rssac002v3 service: j.root-servers.net start-period: '2018-09-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5670306689 dns-udp-queries-received-ipv6: 684101466 dns-tcp-queries-received-ipv4: 299324073 dns-tcp-queries-received-ipv6: 23243293 dns-udp-responses-sent-ipv4: 5434005002 dns-udp-responses-sent-ipv6: 681854778 dns-tcp-responses-sent-ipv4: 222535010 dns-tcp-responses-sent-ipv6: 22860868