--- version: rssac002v4 service: a.root-servers.net start-period: '2024-05-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9205257267 dns-udp-queries-received-ipv6: 1555129835 dns-tcp-queries-received-ipv4: 348076059 dns-tcp-queries-received-ipv6: 40423337 dns-udp-responses-sent-ipv4: 9031863205 dns-udp-responses-sent-ipv6: 1551396729 dns-tcp-responses-sent-ipv4: 329326969 dns-tcp-responses-sent-ipv6: 40486633