--- version: rssac002v3 service: j.root-servers.net start-period: '2018-11-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5703392474 dns-udp-queries-received-ipv6: 821169118 dns-tcp-queries-received-ipv4: 269792020 dns-tcp-queries-received-ipv6: 43702980 dns-udp-responses-sent-ipv4: 5456038508 dns-udp-responses-sent-ipv6: 803080437 dns-tcp-responses-sent-ipv4: 197754668 dns-tcp-responses-sent-ipv6: 36212071