--- version: rssac002v3 service: d.root-servers.net start-period: '2018-06-09T00:00:00Z' end-period: '2018-06-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4644827281 dns-udp-queries-received-ipv6: 669031066 dns-tcp-queries-received-ipv4: 177728910 dns-tcp-queries-received-ipv6: 15652490 dns-udp-responses-sent-ipv4: 4645564534 dns-udp-responses-sent-ipv6: 668944087 dns-tcp-responses-sent-ipv4: 177635826 dns-tcp-responses-sent-ipv6: 15652158