--- version: rssac002v4 service: a.root-servers.net start-period: '2023-06-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6890119136 dns-udp-queries-received-ipv6: 1629808147 dns-tcp-queries-received-ipv4: 340543321 dns-tcp-queries-received-ipv6: 88307188 dns-udp-responses-sent-ipv4: 6729069478 dns-udp-responses-sent-ipv6: 1621234014 dns-tcp-responses-sent-ipv4: 333625795 dns-tcp-responses-sent-ipv6: 86036254