--- version: rssac002v3 service: d.root-servers.net start-period: '2017-02-28T00:00:00Z' end-period: '2017-02-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4685017340 dns-udp-queries-received-ipv6: 744131406 dns-tcp-queries-received-ipv4: 75415547 dns-tcp-queries-received-ipv6: 8976483 dns-udp-responses-sent-ipv4: 4675108359 dns-udp-responses-sent-ipv6: 744084364 dns-tcp-responses-sent-ipv4: 75321893 dns-tcp-responses-sent-ipv6: 8972626