--- version: rssac002v3 service: j.root-servers.net start-period: '2019-10-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9644592438 dns-udp-queries-received-ipv6: 1798669028 dns-tcp-queries-received-ipv4: 947247730 dns-tcp-queries-received-ipv6: 316721405 dns-udp-responses-sent-ipv4: 8301550963 dns-udp-responses-sent-ipv6: 1515593587 dns-tcp-responses-sent-ipv4: 642132570 dns-tcp-responses-sent-ipv6: 177525817