--- version: rssac002v4 service: j.root-servers.net start-period: '2023-07-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6342153633 dns-udp-queries-received-ipv6: 1903716870 dns-tcp-queries-received-ipv4: 210485470 dns-tcp-queries-received-ipv6: 126172576 dns-udp-responses-sent-ipv4: 6112706185 dns-udp-responses-sent-ipv6: 1877552203 dns-tcp-responses-sent-ipv4: 173074161 dns-tcp-responses-sent-ipv6: 118048865