--- version: rssac002v3 service: d.root-servers.net start-period: '2018-04-11T00:00:00Z' end-period: '2018-04-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4044717397 dns-udp-queries-received-ipv6: 600913467 dns-tcp-queries-received-ipv4: 94845913 dns-tcp-queries-received-ipv6: 14638524 dns-udp-responses-sent-ipv4: 4043132423 dns-udp-responses-sent-ipv6: 600784012 dns-tcp-responses-sent-ipv4: 94794711 dns-tcp-responses-sent-ipv6: 14635374