--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8283473371 dns-udp-queries-received-ipv6: 1571613969 dns-tcp-queries-received-ipv4: 331289691 dns-tcp-queries-received-ipv6: 62371029 dns-udp-responses-sent-ipv4: 8129647221 dns-udp-responses-sent-ipv6: 1539349920 dns-tcp-responses-sent-ipv4: 315621388 dns-tcp-responses-sent-ipv6: 49826068