--- version: rssac002v3 service: j.root-servers.net start-period: '2019-08-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7514789739 dns-udp-queries-received-ipv6: 1662671379 dns-tcp-queries-received-ipv4: 418176368 dns-tcp-queries-received-ipv6: 267841933 dns-udp-responses-sent-ipv4: 7113655445 dns-udp-responses-sent-ipv6: 1426622683 dns-tcp-responses-sent-ipv4: 337984691 dns-tcp-responses-sent-ipv6: 153979445