--- version: rssac002v3 service: b.root-servers.net start-period: 2017-10-07T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 1895532957 dns-udp-queries-received-ipv6: 346644312 dns-tcp-queries-received-ipv4: 58378897 dns-tcp-queries-received-ipv6: 8921068 dns-udp-responses-sent-ipv4: 1868478805 dns-udp-responses-sent-ipv6: 346569561 dns-tcp-responses-sent-ipv4: 58378383 dns-tcp-responses-sent-ipv6: 8931614