--- version: rssac002v3 service: d.root-servers.net start-period: '2017-06-21T00:00:00Z' end-period: '2017-06-21T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4175634865 dns-udp-queries-received-ipv6: 755163638 dns-tcp-queries-received-ipv4: 82883954 dns-tcp-queries-received-ipv6: 11618606 dns-udp-responses-sent-ipv4: 4173962994 dns-udp-responses-sent-ipv6: 755120899 dns-tcp-responses-sent-ipv4: 82822519 dns-tcp-responses-sent-ipv6: 11617425