--- version: rssac002v3 service: j.root-servers.net start-period: '2018-01-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4670137437 dns-udp-queries-received-ipv6: 387653909 dns-tcp-queries-received-ipv4: 157103494 dns-tcp-queries-received-ipv6: 14402246 dns-udp-responses-sent-ipv4: 4562320676 dns-udp-responses-sent-ipv6: 386195641 dns-tcp-responses-sent-ipv4: 131169687 dns-tcp-responses-sent-ipv6: 14356000