--- version: rssac002v3 service: d.root-servers.net start-period: '2018-02-14T00:00:00Z' end-period: '2018-02-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3557947701 dns-udp-queries-received-ipv6: 524585563 dns-tcp-queries-received-ipv4: 87786457 dns-tcp-queries-received-ipv6: 14188126 dns-udp-responses-sent-ipv4: 3557008672 dns-udp-responses-sent-ipv6: 524424683 dns-tcp-responses-sent-ipv4: 87761365 dns-tcp-responses-sent-ipv6: 14186420