--- version: rssac002v3 service: d.root-servers.net start-period: '2018-04-10T00:00:00Z' end-period: '2018-04-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3842242073 dns-udp-queries-received-ipv6: 570816388 dns-tcp-queries-received-ipv4: 95355672 dns-tcp-queries-received-ipv6: 14489125 dns-udp-responses-sent-ipv4: 3840824083 dns-udp-responses-sent-ipv6: 570693215 dns-tcp-responses-sent-ipv4: 95303933 dns-tcp-responses-sent-ipv6: 14484618