--- version: rssac002v5 service: a.root-servers.net start-period: '2026-02-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6702323287 dns-udp-queries-received-ipv6: 1639046836 dns-tcp-queries-received-ipv4: 445372956 dns-tcp-queries-received-ipv6: 31956217 dns-udp-responses-sent-ipv4: 6491248649 dns-udp-responses-sent-ipv6: 1627789200 dns-tcp-responses-sent-ipv4: 417337310 dns-tcp-responses-sent-ipv6: 28881242