--- version: rssac002v4 service: j.root-servers.net start-period: '2023-06-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6917023600 dns-udp-queries-received-ipv6: 1807963463 dns-tcp-queries-received-ipv4: 282564390 dns-tcp-queries-received-ipv6: 95035408 dns-udp-responses-sent-ipv4: 6546213260 dns-udp-responses-sent-ipv6: 1795586282 dns-tcp-responses-sent-ipv4: 213475845 dns-tcp-responses-sent-ipv6: 92305377