--- version: rssac002v3 service: b.root-servers.net start-period: 2017-11-21T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2910388652 dns-udp-queries-received-ipv6: 421877861 dns-tcp-queries-received-ipv4: 149005697 dns-tcp-queries-received-ipv6: 14234703 dns-udp-responses-sent-ipv4: 2788453307 dns-udp-responses-sent-ipv6: 421384242 dns-tcp-responses-sent-ipv4: 148943661 dns-tcp-responses-sent-ipv6: 14257090