--- version: rssac002v3 service: d.root-servers.net start-period: '2019-07-11T00:00:00Z' end-period: '2019-07-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7892154264 dns-udp-queries-received-ipv6: 1779775512 dns-tcp-queries-received-ipv4: 419087452 dns-tcp-queries-received-ipv6: 69191577 dns-udp-responses-sent-ipv4: 7892104702 dns-udp-responses-sent-ipv6: 1779037584 dns-tcp-responses-sent-ipv4: 418812386 dns-tcp-responses-sent-ipv6: 68118917