--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8106474048 dns-udp-queries-received-ipv6: 1940716111 dns-tcp-queries-received-ipv4: 318114584 dns-tcp-queries-received-ipv6: 65968806 dns-udp-responses-sent-ipv4: 7943128083 dns-udp-responses-sent-ipv6: 1916411883 dns-tcp-responses-sent-ipv4: 300794600 dns-tcp-responses-sent-ipv6: 55542682