--- version: rssac002v3 service: d.root-servers.net start-period: '2018-05-12T00:00:00Z' end-period: '2018-05-12T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3971238365 dns-udp-queries-received-ipv6: 601749612 dns-tcp-queries-received-ipv4: 97828052 dns-tcp-queries-received-ipv6: 16191622 dns-udp-responses-sent-ipv4: 3971059369 dns-udp-responses-sent-ipv6: 601657264 dns-tcp-responses-sent-ipv4: 97792092 dns-tcp-responses-sent-ipv6: 16189727