--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7491660802 dns-udp-queries-received-ipv6: 1884572961 dns-tcp-queries-received-ipv4: 289531011 dns-tcp-queries-received-ipv6: 43899998 dns-udp-responses-sent-ipv4: 7356577917 dns-udp-responses-sent-ipv6: 1879339391 dns-tcp-responses-sent-ipv4: 286144652 dns-tcp-responses-sent-ipv6: 43147889