--- version: rssac002v3 service: j.root-servers.net start-period: '2019-08-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9657919131 dns-udp-queries-received-ipv6: 2206613340 dns-tcp-queries-received-ipv4: 865808211 dns-tcp-queries-received-ipv6: 364796818 dns-udp-responses-sent-ipv4: 8786456883 dns-udp-responses-sent-ipv6: 1863677754 dns-tcp-responses-sent-ipv4: 558880237 dns-tcp-responses-sent-ipv6: 201952245