--- version: rssac002v5 service: a.root-servers.net start-period: '2025-08-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7668930393 dns-udp-queries-received-ipv6: 1648016939 dns-tcp-queries-received-ipv4: 449219694 dns-tcp-queries-received-ipv6: 37311943 dns-udp-responses-sent-ipv4: 7522203739 dns-udp-responses-sent-ipv6: 1629728898 dns-tcp-responses-sent-ipv4: 411910096 dns-tcp-responses-sent-ipv6: 30573366