--- version: rssac002v3 service: d.root-servers.net start-period: '2018-09-30T00:00:00Z' end-period: '2018-09-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4688819931 dns-udp-queries-received-ipv6: 726854687 dns-tcp-queries-received-ipv4: 210497150 dns-tcp-queries-received-ipv6: 28632956 dns-udp-responses-sent-ipv4: 4688848758 dns-udp-responses-sent-ipv6: 726797904 dns-tcp-responses-sent-ipv4: 210385028 dns-tcp-responses-sent-ipv6: 28618786