--- version: rssac002v3 service: d.root-servers.net start-period: '2018-12-01T00:00:00Z' end-period: '2018-12-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5908020773 dns-udp-queries-received-ipv6: 1384225113 dns-tcp-queries-received-ipv4: 311997609 dns-tcp-queries-received-ipv6: 54525395 dns-udp-responses-sent-ipv4: 5909676882 dns-udp-responses-sent-ipv6: 1383909851 dns-tcp-responses-sent-ipv4: 311649023 dns-tcp-responses-sent-ipv6: 54496918