--- version: rssac002v4 service: d.root-servers.net start-period: 2021-01-25T00:00:00Z end-period: 2021-01-25T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6935730627 dns-udp-queries-received-ipv6: 2258067260 dns-tcp-queries-received-ipv4: 212756049 dns-tcp-queries-received-ipv6: 137315681 dns-udp-responses-sent-ipv4: 6935683220 dns-udp-responses-sent-ipv6: 2258030232 dns-tcp-responses-sent-ipv4: 212709120 dns-tcp-responses-sent-ipv6: 137211829