--- version: rssac002v4 service: a.root-servers.net start-period: '2022-09-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6317432394 dns-udp-queries-received-ipv6: 1926714686 dns-tcp-queries-received-ipv4: 601408994 dns-tcp-queries-received-ipv6: 76726718 dns-udp-responses-sent-ipv4: 5817196985 dns-udp-responses-sent-ipv6: 1920390391 dns-tcp-responses-sent-ipv4: 428786745 dns-tcp-responses-sent-ipv6: 75916627