--- version: rssac002v4 service: d.root-servers.net start-period: 2021-04-10T00:00:00Z end-period: 2021-04-10T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 5328409129 dns-udp-queries-received-ipv6: 1542895098 dns-tcp-queries-received-ipv4: 197658779 dns-tcp-queries-received-ipv6: 100235980 dns-udp-responses-sent-ipv4: 5328395018 dns-udp-responses-sent-ipv6: 1542860678 dns-tcp-responses-sent-ipv4: 197466010 dns-tcp-responses-sent-ipv6: 100183070