--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7816414423 dns-udp-queries-received-ipv6: 2001720090 dns-tcp-queries-received-ipv4: 330933601 dns-tcp-queries-received-ipv6: 63259555 dns-udp-responses-sent-ipv4: 7651970691 dns-udp-responses-sent-ipv6: 1972963133 dns-tcp-responses-sent-ipv4: 312391056 dns-tcp-responses-sent-ipv6: 50870527