--- version: rssac002v5 service: a.root-servers.net start-period: '2025-04-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8329829199 dns-udp-queries-received-ipv6: 1825249546 dns-tcp-queries-received-ipv4: 424693436 dns-tcp-queries-received-ipv6: 54101194 dns-udp-responses-sent-ipv4: 8158588266 dns-udp-responses-sent-ipv6: 1793770352 dns-tcp-responses-sent-ipv4: 392095945 dns-tcp-responses-sent-ipv6: 39749828