--- version: rssac002v3 service: d.root-servers.net start-period: '2018-12-09T00:00:00Z' end-period: '2018-12-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6065427256 dns-udp-queries-received-ipv6: 1323155570 dns-tcp-queries-received-ipv4: 318384255 dns-tcp-queries-received-ipv6: 39365900 dns-udp-responses-sent-ipv4: 6065651462 dns-udp-responses-sent-ipv6: 1323001782 dns-tcp-responses-sent-ipv4: 318067036 dns-tcp-responses-sent-ipv6: 39340077