--- version: rssac002v5 service: a.root-servers.net start-period: '2025-07-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7419284545 dns-udp-queries-received-ipv6: 2086627449 dns-tcp-queries-received-ipv4: 389303468 dns-tcp-queries-received-ipv6: 31990277 dns-udp-responses-sent-ipv4: 7277320421 dns-udp-responses-sent-ipv6: 2080960832 dns-tcp-responses-sent-ipv4: 368137052 dns-tcp-responses-sent-ipv6: 31000545