--- version: rssac002v4 service: a.root-servers.net start-period: '2023-11-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8244617434 dns-udp-queries-received-ipv6: 1579666864 dns-tcp-queries-received-ipv4: 484408029 dns-tcp-queries-received-ipv6: 68678898 dns-udp-responses-sent-ipv4: 8075057179 dns-udp-responses-sent-ipv6: 1546231201 dns-tcp-responses-sent-ipv4: 469335680 dns-tcp-responses-sent-ipv6: 53878430