--- version: rssac002v5 service: a.root-servers.net start-period: '2025-12-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6738636329 dns-udp-queries-received-ipv6: 1794722513 dns-tcp-queries-received-ipv4: 429257793 dns-tcp-queries-received-ipv6: 40111482 dns-udp-responses-sent-ipv4: 6585844427 dns-udp-responses-sent-ipv6: 1765601602 dns-tcp-responses-sent-ipv4: 402698480 dns-tcp-responses-sent-ipv6: 32332590