--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4319168756 dns-udp-queries-received-ipv6: 389997013 dns-tcp-queries-received-ipv4: 152108593 dns-tcp-queries-received-ipv6: 12386775 dns-udp-responses-sent-ipv4: 4214847704 dns-udp-responses-sent-ipv6: 389263127 dns-tcp-responses-sent-ipv4: 125288462 dns-tcp-responses-sent-ipv6: 12448056