--- version: rssac002v4 service: a.root-servers.net start-period: '2022-07-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5935420119 dns-udp-queries-received-ipv6: 1912385056 dns-tcp-queries-received-ipv4: 369999502 dns-tcp-queries-received-ipv6: 50269713 dns-udp-responses-sent-ipv4: 5567702303 dns-udp-responses-sent-ipv6: 1905562888 dns-tcp-responses-sent-ipv4: 298378505 dns-tcp-responses-sent-ipv6: 49363468