--- version: rssac002v4 service: j.root-servers.net start-period: '2023-04-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6606034234 dns-udp-queries-received-ipv6: 1768995844 dns-tcp-queries-received-ipv4: 361605939 dns-tcp-queries-received-ipv6: 87453002 dns-udp-responses-sent-ipv4: 6247780963 dns-udp-responses-sent-ipv6: 1748268238 dns-tcp-responses-sent-ipv4: 261845382 dns-tcp-responses-sent-ipv6: 81566372