--- version: rssac002v4 service: a.root-servers.net start-period: '2024-02-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7938437374 dns-udp-queries-received-ipv6: 2005518004 dns-tcp-queries-received-ipv4: 370369744 dns-tcp-queries-received-ipv6: 59500934 dns-udp-responses-sent-ipv4: 7767466762 dns-udp-responses-sent-ipv6: 1985004152 dns-tcp-responses-sent-ipv4: 348879342 dns-tcp-responses-sent-ipv6: 50467366