--- version: rssac002v3 service: j.root-servers.net start-period: '2018-09-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6479329088 dns-udp-queries-received-ipv6: 730670390 dns-tcp-queries-received-ipv4: 293518322 dns-tcp-queries-received-ipv6: 27234883 dns-udp-responses-sent-ipv4: 5835683318 dns-udp-responses-sent-ipv6: 718661393 dns-tcp-responses-sent-ipv4: 212797645 dns-tcp-responses-sent-ipv6: 26325498