--- version: rssac002v5 service: a.root-servers.net start-period: '2025-06-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8404148490 dns-udp-queries-received-ipv6: 2028378356 dns-tcp-queries-received-ipv4: 428651947 dns-tcp-queries-received-ipv6: 54190676 dns-udp-responses-sent-ipv4: 8245440311 dns-udp-responses-sent-ipv6: 1999486023 dns-tcp-responses-sent-ipv4: 393353970 dns-tcp-responses-sent-ipv6: 41176326