--- version: rssac002v3 service: a.root-servers.net start-period: '2017-08-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3432024894 dns-udp-queries-received-ipv6: 373953469 dns-tcp-queries-received-ipv4: 150196905 dns-tcp-queries-received-ipv6: 11096032 dns-udp-responses-sent-ipv4: 3430188605 dns-udp-responses-sent-ipv6: 373937634 dns-tcp-responses-sent-ipv4: 150133762 dns-tcp-responses-sent-ipv6: 11142081