--- version: rssac002v3 service: j.root-servers.net start-period: '2018-05-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4943045122 dns-udp-queries-received-ipv6: 519262595 dns-tcp-queries-received-ipv4: 258137404 dns-tcp-queries-received-ipv6: 18602850 dns-udp-responses-sent-ipv4: 4768600286 dns-udp-responses-sent-ipv6: 512505339 dns-tcp-responses-sent-ipv4: 194741872 dns-tcp-responses-sent-ipv6: 18502171