--- version: rssac002v4 service: a.root-servers.net start-period: '2023-03-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6448872955 dns-udp-queries-received-ipv6: 2008563036 dns-tcp-queries-received-ipv4: 419148187 dns-tcp-queries-received-ipv6: 117845494 dns-udp-responses-sent-ipv4: 5922134288 dns-udp-responses-sent-ipv6: 1695342279 dns-tcp-responses-sent-ipv4: 352475670 dns-tcp-responses-sent-ipv6: 92509662