--- version: rssac002v4 service: a.root-servers.net start-period: '2024-05-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8592060510 dns-udp-queries-received-ipv6: 1570961817 dns-tcp-queries-received-ipv4: 328597366 dns-tcp-queries-received-ipv6: 35479631 dns-udp-responses-sent-ipv4: 8430142620 dns-udp-responses-sent-ipv6: 1567262499 dns-tcp-responses-sent-ipv4: 311501214 dns-tcp-responses-sent-ipv6: 35633011