--- version: rssac002v4 service: j.root-servers.net start-period: '2021-11-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5137465056 dns-udp-queries-received-ipv6: 1391423289 dns-tcp-queries-received-ipv4: 332808898 dns-tcp-queries-received-ipv6: 102134383 dns-udp-responses-sent-ipv4: 4844150242 dns-udp-responses-sent-ipv6: 1350304432 dns-tcp-responses-sent-ipv4: 265833281 dns-tcp-responses-sent-ipv6: 99354247