--- version: rssac002v3 service: d.root-servers.net start-period: '2019-07-27T00:00:00Z' end-period: '2019-07-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7538820349 dns-udp-queries-received-ipv6: 1782770332 dns-tcp-queries-received-ipv4: 429276625 dns-tcp-queries-received-ipv6: 71059578 dns-udp-responses-sent-ipv4: 7538803305 dns-udp-responses-sent-ipv6: 1782482775 dns-tcp-responses-sent-ipv4: 428996548 dns-tcp-responses-sent-ipv6: 70970758