--- version: rssac002v4 service: d.root-servers.net start-period: 2021-03-15T00:00:00Z end-period: 2021-03-15T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6528349019 dns-udp-queries-received-ipv6: 1903897738 dns-tcp-queries-received-ipv4: 209955984 dns-tcp-queries-received-ipv6: 102659031 dns-udp-responses-sent-ipv4: 6528407771 dns-udp-responses-sent-ipv6: 1903870238 dns-tcp-responses-sent-ipv4: 209739980 dns-tcp-responses-sent-ipv6: 102617123