--- version: rssac002v4 service: j.root-servers.net start-period: '2022-02-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6115096518 dns-udp-queries-received-ipv6: 1533424956 dns-tcp-queries-received-ipv4: 403157658 dns-tcp-queries-received-ipv6: 71255253 dns-udp-responses-sent-ipv4: 5668901347 dns-udp-responses-sent-ipv6: 1495044392 dns-tcp-responses-sent-ipv4: 280885682 dns-tcp-responses-sent-ipv6: 69260647