--- version: rssac002v5 service: a.root-servers.net start-period: '2025-04-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7635864844 dns-udp-queries-received-ipv6: 1968926501 dns-tcp-queries-received-ipv4: 374615852 dns-tcp-queries-received-ipv6: 53692488 dns-udp-responses-sent-ipv4: 7478764873 dns-udp-responses-sent-ipv6: 1940391992 dns-tcp-responses-sent-ipv4: 350715347 dns-tcp-responses-sent-ipv6: 40934392