--- version: rssac002v4 service: a.root-servers.net start-period: '2024-01-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8205749964 dns-udp-queries-received-ipv6: 1824340830 dns-tcp-queries-received-ipv4: 365785428 dns-tcp-queries-received-ipv6: 63111210 dns-udp-responses-sent-ipv4: 8026351372 dns-udp-responses-sent-ipv6: 1799814102 dns-tcp-responses-sent-ipv4: 343844892 dns-tcp-responses-sent-ipv6: 51765482