--- version: rssac002v3 service: j.root-servers.net start-period: '2018-01-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4583720388 dns-udp-queries-received-ipv6: 404332973 dns-tcp-queries-received-ipv4: 162923273 dns-tcp-queries-received-ipv6: 13827602 dns-udp-responses-sent-ipv4: 4506655662 dns-udp-responses-sent-ipv6: 402579583 dns-tcp-responses-sent-ipv4: 144109066 dns-tcp-responses-sent-ipv6: 14076215