--- version: rssac002v4 service: j.root-servers.net start-period: '2023-06-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6725745778 dns-udp-queries-received-ipv6: 2039450425 dns-tcp-queries-received-ipv4: 211811626 dns-tcp-queries-received-ipv6: 129136566 dns-udp-responses-sent-ipv4: 6477701813 dns-udp-responses-sent-ipv6: 2019475326 dns-tcp-responses-sent-ipv4: 173212229 dns-tcp-responses-sent-ipv6: 122829281