--- version: rssac002v5 service: a.root-servers.net start-period: '2025-04-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7397605675 dns-udp-queries-received-ipv6: 2031006739 dns-tcp-queries-received-ipv4: 369546995 dns-tcp-queries-received-ipv6: 50800238 dns-udp-responses-sent-ipv4: 7228943057 dns-udp-responses-sent-ipv6: 2000427516 dns-tcp-responses-sent-ipv4: 341186158 dns-tcp-responses-sent-ipv6: 36679655