--- version: rssac002v4 service: a.root-servers.net start-period: '2022-06-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5553101085 dns-udp-queries-received-ipv6: 1808708191 dns-tcp-queries-received-ipv4: 381747811 dns-tcp-queries-received-ipv6: 75366574 dns-udp-responses-sent-ipv4: 5269859462 dns-udp-responses-sent-ipv6: 1804194457 dns-tcp-responses-sent-ipv4: 311388127 dns-tcp-responses-sent-ipv6: 74606905