--- version: rssac002v3 service: d.root-servers.net start-period: '2018-04-12T00:00:00Z' end-period: '2018-04-12T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3877337489 dns-udp-queries-received-ipv6: 582613333 dns-tcp-queries-received-ipv4: 97396753 dns-tcp-queries-received-ipv6: 14999728 dns-udp-responses-sent-ipv4: 3876128303 dns-udp-responses-sent-ipv6: 582461932 dns-tcp-responses-sent-ipv4: 97319351 dns-tcp-responses-sent-ipv6: 14997164