--- version: rssac002v4 service: a.root-servers.net start-period: '2023-09-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6963865283 dns-udp-queries-received-ipv6: 1656353471 dns-tcp-queries-received-ipv4: 323091359 dns-tcp-queries-received-ipv6: 47598923 dns-udp-responses-sent-ipv4: 6783806151 dns-udp-responses-sent-ipv6: 1644675526 dns-tcp-responses-sent-ipv4: 319489833 dns-tcp-responses-sent-ipv6: 43568434