--- version: rssac002v3 service: d.root-servers.net start-period: '2018-03-30T00:00:00Z' end-period: '2018-03-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3921683841 dns-udp-queries-received-ipv6: 548405570 dns-tcp-queries-received-ipv4: 99765233 dns-tcp-queries-received-ipv6: 14779463 dns-udp-responses-sent-ipv4: 3921329598 dns-udp-responses-sent-ipv6: 548266491 dns-tcp-responses-sent-ipv4: 99725159 dns-tcp-responses-sent-ipv6: 14778475