--- version: rssac002v3 service: j.root-servers.net start-period: '2018-10-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6152296137 dns-udp-queries-received-ipv6: 744362248 dns-tcp-queries-received-ipv4: 309619707 dns-tcp-queries-received-ipv6: 27826497 dns-udp-responses-sent-ipv4: 5818306584 dns-udp-responses-sent-ipv6: 737276244 dns-tcp-responses-sent-ipv4: 223499591 dns-tcp-responses-sent-ipv6: 26984499