--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8108099362 dns-udp-queries-received-ipv6: 2017173291 dns-tcp-queries-received-ipv4: 347744387 dns-tcp-queries-received-ipv6: 71614756 dns-udp-responses-sent-ipv4: 7934199046 dns-udp-responses-sent-ipv6: 1985708464 dns-tcp-responses-sent-ipv4: 324537502 dns-tcp-responses-sent-ipv6: 57026684