--- version: rssac002v3 service: d.root-servers.net start-period: '2018-09-27T00:00:00Z' end-period: '2018-09-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5184220426 dns-udp-queries-received-ipv6: 769693643 dns-tcp-queries-received-ipv4: 198269398 dns-tcp-queries-received-ipv6: 28930640 dns-udp-responses-sent-ipv4: 5184194550 dns-udp-responses-sent-ipv6: 769620099 dns-tcp-responses-sent-ipv4: 198186086 dns-tcp-responses-sent-ipv6: 28917304