--- version: rssac002v3 service: j.root-servers.net start-period: '2018-10-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5382445460 dns-udp-queries-received-ipv6: 673391664 dns-tcp-queries-received-ipv4: 297442249 dns-tcp-queries-received-ipv6: 27481203 dns-udp-responses-sent-ipv4: 4925275182 dns-udp-responses-sent-ipv6: 665099712 dns-tcp-responses-sent-ipv4: 209925511 dns-tcp-responses-sent-ipv6: 26372015