--- version: rssac002v4 service: a.root-servers.net start-period: '2022-08-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6166203186 dns-udp-queries-received-ipv6: 1624177313 dns-tcp-queries-received-ipv4: 364436215 dns-tcp-queries-received-ipv6: 53535815 dns-udp-responses-sent-ipv4: 5894739280 dns-udp-responses-sent-ipv6: 1620613315 dns-tcp-responses-sent-ipv4: 300769696 dns-tcp-responses-sent-ipv6: 53128236