--- version: rssac002v5 service: a.root-servers.net start-period: '2025-05-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8694227931 dns-udp-queries-received-ipv6: 1979919861 dns-tcp-queries-received-ipv4: 437119088 dns-tcp-queries-received-ipv6: 48935869 dns-udp-responses-sent-ipv4: 8526070974 dns-udp-responses-sent-ipv6: 1952500612 dns-tcp-responses-sent-ipv4: 390648258 dns-tcp-responses-sent-ipv6: 37524031