--- version: rssac002v3 service: d.root-servers.net start-period: '2018-04-08T00:00:00Z' end-period: '2018-04-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4320364590 dns-udp-queries-received-ipv6: 545169763 dns-tcp-queries-received-ipv4: 86261267 dns-tcp-queries-received-ipv6: 13969434 dns-udp-responses-sent-ipv4: 4319479194 dns-udp-responses-sent-ipv6: 545046842 dns-tcp-responses-sent-ipv4: 86208742 dns-tcp-responses-sent-ipv6: 13967919