--- version: rssac002v4 service: d.root-servers.net start-period: 2021-04-08T00:00:00Z end-period: 2021-04-08T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 5978166657 dns-udp-queries-received-ipv6: 1754844388 dns-tcp-queries-received-ipv4: 209419808 dns-tcp-queries-received-ipv6: 104531480 dns-udp-responses-sent-ipv4: 5978146195 dns-udp-responses-sent-ipv6: 1754809053 dns-tcp-responses-sent-ipv4: 208959568 dns-tcp-responses-sent-ipv6: 104466299