--- version: rssac002v4 service: j.root-servers.net start-period: '2023-03-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6838048149 dns-udp-queries-received-ipv6: 2053508568 dns-tcp-queries-received-ipv4: 335701745 dns-tcp-queries-received-ipv6: 131779656 dns-udp-responses-sent-ipv4: 6452906623 dns-udp-responses-sent-ipv6: 2005817642 dns-tcp-responses-sent-ipv4: 241519709 dns-tcp-responses-sent-ipv6: 115381484