--- version: rssac002v4 service: j.root-servers.net start-period: '2023-03-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6716148749 dns-udp-queries-received-ipv6: 1809656352 dns-tcp-queries-received-ipv4: 389554586 dns-tcp-queries-received-ipv6: 72427513 dns-udp-responses-sent-ipv4: 6342218685 dns-udp-responses-sent-ipv6: 1778139822 dns-tcp-responses-sent-ipv4: 282646299 dns-tcp-responses-sent-ipv6: 61864436