--- version: rssac002v3 service: j.root-servers.net start-period: '2018-07-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5570117268 dns-udp-queries-received-ipv6: 523691822 dns-tcp-queries-received-ipv4: 282814632 dns-tcp-queries-received-ipv6: 18670080 dns-udp-responses-sent-ipv4: 5367590118 dns-udp-responses-sent-ipv6: 518896699 dns-tcp-responses-sent-ipv4: 219747574 dns-tcp-responses-sent-ipv6: 18728315