--- version: rssac002v4 service: j.root-servers.net start-period: '2022-03-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5789180408 dns-udp-queries-received-ipv6: 1306631340 dns-tcp-queries-received-ipv4: 379829904 dns-tcp-queries-received-ipv6: 47189177 dns-udp-responses-sent-ipv4: 5402101713 dns-udp-responses-sent-ipv6: 1285409569 dns-tcp-responses-sent-ipv4: 250906983 dns-tcp-responses-sent-ipv6: 47050150