--- version: rssac002v3 service: j.root-servers.net start-period: '2018-09-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6169841400 dns-udp-queries-received-ipv6: 796908193 dns-tcp-queries-received-ipv4: 305287595 dns-tcp-queries-received-ipv6: 29754181 dns-udp-responses-sent-ipv4: 5821184334 dns-udp-responses-sent-ipv6: 784777934 dns-tcp-responses-sent-ipv4: 215772021 dns-tcp-responses-sent-ipv6: 27619928