--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4552687727 dns-udp-queries-received-ipv6: 450652228 dns-tcp-queries-received-ipv4: 162447648 dns-tcp-queries-received-ipv6: 13063329 dns-udp-responses-sent-ipv4: 4469069668 dns-udp-responses-sent-ipv6: 450048883 dns-tcp-responses-sent-ipv4: 141125015 dns-tcp-responses-sent-ipv6: 13221448