--- version: rssac002v4 service: a.root-servers.net start-period: '2023-08-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6160708868 dns-udp-queries-received-ipv6: 1590295808 dns-tcp-queries-received-ipv4: 357615147 dns-tcp-queries-received-ipv6: 58053525 dns-udp-responses-sent-ipv4: 6004206038 dns-udp-responses-sent-ipv6: 1562708204 dns-tcp-responses-sent-ipv4: 342651544 dns-tcp-responses-sent-ipv6: 46924381