--- version: rssac002v3 service: b.root-servers.net start-period: 2017-07-22T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2027206891 dns-udp-queries-received-ipv6: 403627475 dns-tcp-queries-received-ipv4: 60565971 dns-tcp-queries-received-ipv6: 7498941 dns-udp-responses-sent-ipv4: 1967798478 dns-udp-responses-sent-ipv6: 307161194 dns-tcp-responses-sent-ipv4: 60517866 dns-tcp-responses-sent-ipv6: 5813933