--- version: rssac002v3 service: j.root-servers.net start-period: '2018-10-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5446209303 dns-udp-queries-received-ipv6: 697938928 dns-tcp-queries-received-ipv4: 280869874 dns-tcp-queries-received-ipv6: 26788599 dns-udp-responses-sent-ipv4: 5105317989 dns-udp-responses-sent-ipv6: 689399617 dns-tcp-responses-sent-ipv4: 195204519 dns-tcp-responses-sent-ipv6: 24646604