--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4631366177 dns-udp-queries-received-ipv6: 426349756 dns-tcp-queries-received-ipv4: 159248274 dns-tcp-queries-received-ipv6: 13059462 dns-udp-responses-sent-ipv4: 4535792360 dns-udp-responses-sent-ipv6: 424276791 dns-tcp-responses-sent-ipv4: 134052528 dns-tcp-responses-sent-ipv6: 13042567