--- version: rssac002v4 service: a.root-servers.net start-period: '2023-03-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7045897053 dns-udp-queries-received-ipv6: 2196693062 dns-tcp-queries-received-ipv4: 423763028 dns-tcp-queries-received-ipv6: 122676578 dns-udp-responses-sent-ipv4: 6507430499 dns-udp-responses-sent-ipv6: 1858580509 dns-tcp-responses-sent-ipv4: 376168281 dns-tcp-responses-sent-ipv6: 97984500