--- version: rssac002v3 service: d.root-servers.net start-period: '2017-12-30T00:00:00Z' end-period: '2017-12-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3416546508 dns-udp-queries-received-ipv6: 536278597 dns-tcp-queries-received-ipv4: 92728607 dns-tcp-queries-received-ipv6: 12095104 dns-udp-responses-sent-ipv4: 3415565770 dns-udp-responses-sent-ipv6: 536104082 dns-tcp-responses-sent-ipv4: 91342310 dns-tcp-responses-sent-ipv6: 12093219