--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7904448219 dns-udp-queries-received-ipv6: 2016276543 dns-tcp-queries-received-ipv4: 331425112 dns-tcp-queries-received-ipv6: 67536810 dns-udp-responses-sent-ipv4: 7732744028 dns-udp-responses-sent-ipv6: 1984606092 dns-tcp-responses-sent-ipv4: 311290671 dns-tcp-responses-sent-ipv6: 53698453