--- version: rssac002v4 service: j.root-servers.net start-period: '2023-01-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6704475342 dns-udp-queries-received-ipv6: 1771102495 dns-tcp-queries-received-ipv4: 287564773 dns-tcp-queries-received-ipv6: 78891940 dns-udp-responses-sent-ipv4: 6416011183 dns-udp-responses-sent-ipv6: 1763808577 dns-tcp-responses-sent-ipv4: 209491383 dns-tcp-responses-sent-ipv6: 76728523