--- version: rssac002v4 service: j.root-servers.net start-period: '2022-06-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5445008922 dns-udp-queries-received-ipv6: 1590130671 dns-tcp-queries-received-ipv4: 346994372 dns-tcp-queries-received-ipv6: 66963175 dns-udp-responses-sent-ipv4: 5097237553 dns-udp-responses-sent-ipv6: 1588002506 dns-tcp-responses-sent-ipv4: 232974333 dns-tcp-responses-sent-ipv6: 67076084