--- version: rssac002v4 service: a.root-servers.net start-period: '2024-02-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7825753960 dns-udp-queries-received-ipv6: 1924647275 dns-tcp-queries-received-ipv4: 332401065 dns-tcp-queries-received-ipv6: 57808802 dns-udp-responses-sent-ipv4: 7664276886 dns-udp-responses-sent-ipv6: 1896882750 dns-tcp-responses-sent-ipv4: 314396504 dns-tcp-responses-sent-ipv6: 45710050