--- version: rssac002v5 service: a.root-servers.net start-period: '2026-01-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6892981256 dns-udp-queries-received-ipv6: 1915282825 dns-tcp-queries-received-ipv4: 444837059 dns-tcp-queries-received-ipv6: 40645615 dns-udp-responses-sent-ipv4: 6681546456 dns-udp-responses-sent-ipv6: 1893065222 dns-tcp-responses-sent-ipv4: 410085724 dns-tcp-responses-sent-ipv6: 32205604