--- version: rssac002v3 service: d.root-servers.net start-period: '2018-09-09T00:00:00Z' end-period: '2018-09-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4634629612 dns-udp-queries-received-ipv6: 724315853 dns-tcp-queries-received-ipv4: 185511580 dns-tcp-queries-received-ipv6: 22012407 dns-udp-responses-sent-ipv4: 4635441712 dns-udp-responses-sent-ipv6: 724233667 dns-tcp-responses-sent-ipv4: 185467237 dns-tcp-responses-sent-ipv6: 22000024