--- version: rssac002v3 service: j.root-servers.net start-period: '2019-06-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7678166453 dns-udp-queries-received-ipv6: 1299783024 dns-tcp-queries-received-ipv4: 632311926 dns-tcp-queries-received-ipv6: 83385065 dns-udp-responses-sent-ipv4: 7102842299 dns-udp-responses-sent-ipv6: 1249251155 dns-tcp-responses-sent-ipv4: 445424378 dns-tcp-responses-sent-ipv6: 58730077