--- version: rssac002v3 service: d.root-servers.net start-period: '2019-07-24T00:00:00Z' end-period: '2019-07-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7838820736 dns-udp-queries-received-ipv6: 1795411273 dns-tcp-queries-received-ipv4: 449401872 dns-tcp-queries-received-ipv6: 52983241 dns-udp-responses-sent-ipv4: 7838788237 dns-udp-responses-sent-ipv6: 1794592439 dns-tcp-responses-sent-ipv4: 449159467 dns-tcp-responses-sent-ipv6: 52871364