--- version: rssac002v3 service: j.root-servers.net start-period: '2018-09-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6459135152 dns-udp-queries-received-ipv6: 722970504 dns-tcp-queries-received-ipv4: 293298078 dns-tcp-queries-received-ipv6: 27480078 dns-udp-responses-sent-ipv4: 5936430017 dns-udp-responses-sent-ipv6: 714257446 dns-tcp-responses-sent-ipv4: 214487890 dns-tcp-responses-sent-ipv6: 26903096