--- version: rssac002v3 service: b.root-servers.net start-period: 2016-09-28T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2903143330 dns-udp-queries-received-ipv6: 226373289 dns-tcp-queries-received-ipv4: 30175619 dns-tcp-queries-received-ipv6: 2566010 dns-udp-responses-sent-ipv4: 2812641203 dns-udp-responses-sent-ipv6: 224272174 dns-tcp-responses-sent-ipv4: 29856179 dns-tcp-responses-sent-ipv6: 2565615