--- version: rssac002v3 service: b.root-servers.net start-period: 2017-04-28T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2377929988 dns-udp-queries-received-ipv6: 340975212 dns-tcp-queries-received-ipv4: 64246714 dns-tcp-queries-received-ipv6: 6896428 dns-udp-responses-sent-ipv4: 2271801172 dns-udp-responses-sent-ipv6: 340653918 dns-tcp-responses-sent-ipv4: 64198692 dns-tcp-responses-sent-ipv6: 6889370