--- version: rssac002v3 service: j.root-servers.net start-period: '2019-08-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7866199397 dns-udp-queries-received-ipv6: 1646822198 dns-tcp-queries-received-ipv4: 535597288 dns-tcp-queries-received-ipv6: 208906406 dns-udp-responses-sent-ipv4: 7405732064 dns-udp-responses-sent-ipv6: 1467506647 dns-tcp-responses-sent-ipv4: 407660147 dns-tcp-responses-sent-ipv6: 121553362