--- version: rssac002v3 service: d.root-servers.net start-period: '2019-10-11T00:00:00Z' end-period: '2019-10-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8722913764 dns-udp-queries-received-ipv6: 2053277733 dns-tcp-queries-received-ipv4: 463944387 dns-tcp-queries-received-ipv6: 127340818 dns-udp-responses-sent-ipv4: 8722912025 dns-udp-responses-sent-ipv6: 2052779090 dns-tcp-responses-sent-ipv4: 463046054 dns-tcp-responses-sent-ipv6: 127299063