--- version: rssac002v3 service: j.root-servers.net start-period: '2018-04-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4789227220 dns-udp-queries-received-ipv6: 540511508 dns-tcp-queries-received-ipv4: 203847298 dns-tcp-queries-received-ipv6: 17660012 dns-udp-responses-sent-ipv4: 4672130826 dns-udp-responses-sent-ipv6: 537088515 dns-tcp-responses-sent-ipv4: 171057902 dns-tcp-responses-sent-ipv6: 17688046