--- version: rssac002v4 service: j.root-servers.net start-period: '2022-02-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6091264126 dns-udp-queries-received-ipv6: 1444271422 dns-tcp-queries-received-ipv4: 409727681 dns-tcp-queries-received-ipv6: 70333000 dns-udp-responses-sent-ipv4: 5632065556 dns-udp-responses-sent-ipv6: 1406013300 dns-tcp-responses-sent-ipv4: 287927220 dns-tcp-responses-sent-ipv6: 68136368