--- version: rssac002v4 service: a.root-servers.net start-period: '2024-05-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8590018994 dns-udp-queries-received-ipv6: 1521373327 dns-tcp-queries-received-ipv4: 333940398 dns-tcp-queries-received-ipv6: 39921634 dns-udp-responses-sent-ipv4: 8437667796 dns-udp-responses-sent-ipv6: 1517762872 dns-tcp-responses-sent-ipv4: 316937212 dns-tcp-responses-sent-ipv6: 39987466