--- version: rssac002v4 service: a.root-servers.net start-period: '2024-02-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7833600307 dns-udp-queries-received-ipv6: 1891861493 dns-tcp-queries-received-ipv4: 358227940 dns-tcp-queries-received-ipv6: 54694491 dns-udp-responses-sent-ipv4: 7669208808 dns-udp-responses-sent-ipv6: 1868688303 dns-tcp-responses-sent-ipv4: 339336852 dns-tcp-responses-sent-ipv6: 44370307