--- version: rssac002v5 service: a.root-servers.net start-period: '2025-07-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7828878516 dns-udp-queries-received-ipv6: 1936366892 dns-tcp-queries-received-ipv4: 625074795 dns-tcp-queries-received-ipv6: 50093987 dns-udp-responses-sent-ipv4: 7672733086 dns-udp-responses-sent-ipv6: 1909619039 dns-tcp-responses-sent-ipv4: 603513092 dns-tcp-responses-sent-ipv6: 38578398