--- version: rssac002v3 service: d.root-servers.net start-period: '2019-05-07T00:00:00Z' end-period: '2019-05-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7670861954 dns-udp-queries-received-ipv6: 1847369390 dns-tcp-queries-received-ipv4: 353415212 dns-tcp-queries-received-ipv6: 86115319 dns-udp-responses-sent-ipv4: 7670705844 dns-udp-responses-sent-ipv6: 1847111361 dns-tcp-responses-sent-ipv4: 352962145 dns-tcp-responses-sent-ipv6: 86070482