--- version: rssac002v5 service: a.root-servers.net start-period: '2026-01-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7017665220 dns-udp-queries-received-ipv6: 1924196383 dns-tcp-queries-received-ipv4: 455613260 dns-tcp-queries-received-ipv6: 39151513 dns-udp-responses-sent-ipv4: 6860542650 dns-udp-responses-sent-ipv6: 1906897337 dns-tcp-responses-sent-ipv4: 431562082 dns-tcp-responses-sent-ipv6: 34470326