--- version: rssac002v4 service: a.root-servers.net start-period: '2024-05-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8592983011 dns-udp-queries-received-ipv6: 1473529133 dns-tcp-queries-received-ipv4: 340796849 dns-tcp-queries-received-ipv6: 41820111 dns-udp-responses-sent-ipv4: 8430985481 dns-udp-responses-sent-ipv6: 1469729773 dns-tcp-responses-sent-ipv4: 324405378 dns-tcp-responses-sent-ipv6: 41810346