--- version: rssac002v3 service: d.root-servers.net start-period: '2017-12-12T00:00:00Z' end-period: '2017-12-12T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3761624003 dns-udp-queries-received-ipv6: 528653543 dns-tcp-queries-received-ipv4: 83877489 dns-tcp-queries-received-ipv6: 12213654 dns-udp-responses-sent-ipv4: 3760101069 dns-udp-responses-sent-ipv6: 528458097 dns-tcp-responses-sent-ipv4: 83835016 dns-tcp-responses-sent-ipv6: 12211500