--- version: rssac002v4 service: j.root-servers.net start-period: '2023-02-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7080491256 dns-udp-queries-received-ipv6: 1807772109 dns-tcp-queries-received-ipv4: 308350942 dns-tcp-queries-received-ipv6: 91134784 dns-udp-responses-sent-ipv4: 6737200197 dns-udp-responses-sent-ipv6: 1783338847 dns-tcp-responses-sent-ipv4: 221011517 dns-tcp-responses-sent-ipv6: 80012131