--- version: rssac002v3 service: d.root-servers.net start-period: '2018-06-08T00:00:00Z' end-period: '2018-06-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4959559879 dns-udp-queries-received-ipv6: 689850310 dns-tcp-queries-received-ipv4: 189980106 dns-tcp-queries-received-ipv6: 16849943 dns-udp-responses-sent-ipv4: 4960288610 dns-udp-responses-sent-ipv6: 689762229 dns-tcp-responses-sent-ipv4: 189941038 dns-tcp-responses-sent-ipv6: 16849451