--- version: rssac002v3 service: b.root-servers.net start-period: 2017-04-22T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2119628419 dns-udp-queries-received-ipv6: 325754124 dns-tcp-queries-received-ipv4: 59564876 dns-tcp-queries-received-ipv6: 6687099 dns-udp-responses-sent-ipv4: 2052119668 dns-udp-responses-sent-ipv6: 325565816 dns-tcp-responses-sent-ipv4: 59533598 dns-tcp-responses-sent-ipv6: 6684116