--- version: rssac002v3 service: j.root-servers.net start-period: '2017-09-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5190862412 dns-udp-queries-received-ipv6: 472256986 dns-tcp-queries-received-ipv4: 192762824 dns-tcp-queries-received-ipv6: 14491903 dns-udp-responses-sent-ipv4: 5063830860 dns-udp-responses-sent-ipv6: 468135254 dns-tcp-responses-sent-ipv4: 154468665 dns-tcp-responses-sent-ipv6: 14113896