--- version: rssac002v3 service: j.root-servers.net start-period: '2018-03-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4793157596 dns-udp-queries-received-ipv6: 430067276 dns-tcp-queries-received-ipv4: 183968262 dns-tcp-queries-received-ipv6: 15923389 dns-udp-responses-sent-ipv4: 4661549605 dns-udp-responses-sent-ipv6: 427401675 dns-tcp-responses-sent-ipv4: 154670531 dns-tcp-responses-sent-ipv6: 15806242