--- version: rssac002v3 service: d.root-servers.net start-period: '2018-04-25T00:00:00Z' end-period: '2018-04-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4199103836 dns-udp-queries-received-ipv6: 614380030 dns-tcp-queries-received-ipv4: 92584262 dns-tcp-queries-received-ipv6: 14476178 dns-udp-responses-sent-ipv4: 4197271558 dns-udp-responses-sent-ipv6: 614287321 dns-tcp-responses-sent-ipv4: 92525202 dns-tcp-responses-sent-ipv6: 14471299