--- version: rssac002v4 service: a.root-servers.net start-period: '2023-07-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6472796383 dns-udp-queries-received-ipv6: 1748044070 dns-tcp-queries-received-ipv4: 341408362 dns-tcp-queries-received-ipv6: 96442060 dns-udp-responses-sent-ipv4: 6306641151 dns-udp-responses-sent-ipv6: 1732882812 dns-tcp-responses-sent-ipv4: 326811965 dns-tcp-responses-sent-ipv6: 91046262