--- version: rssac002v5 service: a.root-servers.net start-period: '2025-06-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8613729372 dns-udp-queries-received-ipv6: 1910665053 dns-tcp-queries-received-ipv4: 436946490 dns-tcp-queries-received-ipv6: 47076349 dns-udp-responses-sent-ipv4: 8445168287 dns-udp-responses-sent-ipv6: 1883739522 dns-tcp-responses-sent-ipv4: 386825329 dns-tcp-responses-sent-ipv6: 34669013