--- version: rssac002v3 service: j.root-servers.net start-period: '2018-10-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6147054602 dns-udp-queries-received-ipv6: 741197970 dns-tcp-queries-received-ipv4: 336025971 dns-tcp-queries-received-ipv6: 27869593 dns-udp-responses-sent-ipv4: 5661889302 dns-udp-responses-sent-ipv6: 731605504 dns-tcp-responses-sent-ipv4: 238716322 dns-tcp-responses-sent-ipv6: 26814347