--- version: rssac002v3 service: j.root-servers.net start-period: '2018-09-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5335786130 dns-udp-queries-received-ipv6: 599992655 dns-tcp-queries-received-ipv4: 268414612 dns-tcp-queries-received-ipv6: 23705403 dns-udp-responses-sent-ipv4: 5116410213 dns-udp-responses-sent-ipv6: 598109489 dns-tcp-responses-sent-ipv4: 199817670 dns-tcp-responses-sent-ipv6: 23553026