--- version: rssac002v5 service: a.root-servers.net start-period: '2026-04-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6318152280 dns-udp-queries-received-ipv6: 1848697215 dns-tcp-queries-received-ipv4: 458309270 dns-tcp-queries-received-ipv6: 32273585 dns-udp-responses-sent-ipv4: 6109558120 dns-udp-responses-sent-ipv6: 1837823793 dns-tcp-responses-sent-ipv4: 427009439 dns-tcp-responses-sent-ipv6: 31713896