--- version: rssac002v4 service: a.root-servers.net start-period: '2022-11-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6059878281 dns-udp-queries-received-ipv6: 1939836941 dns-tcp-queries-received-ipv4: 272958835 dns-tcp-queries-received-ipv6: 77357777 dns-udp-responses-sent-ipv4: 5906193561 dns-udp-responses-sent-ipv6: 1936408829 dns-tcp-responses-sent-ipv4: 261693028 dns-tcp-responses-sent-ipv6: 76777393