--- version: rssac002v4 service: d.root-servers.net start-period: 2021-04-12T00:00:00Z end-period: 2021-04-12T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6036878966 dns-udp-queries-received-ipv6: 1764307168 dns-tcp-queries-received-ipv4: 208874709 dns-tcp-queries-received-ipv6: 105728847 dns-udp-responses-sent-ipv4: 6036888234 dns-udp-responses-sent-ipv6: 1763930103 dns-tcp-responses-sent-ipv4: 208749638 dns-tcp-responses-sent-ipv6: 105676098