--- version: rssac002v4 service: d.root-servers.net start-period: 2021-02-17T00:00:00Z end-period: 2021-02-17T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6518290356 dns-udp-queries-received-ipv6: 1725304096 dns-tcp-queries-received-ipv4: 192302079 dns-tcp-queries-received-ipv6: 85363692 dns-udp-responses-sent-ipv4: 6518203271 dns-udp-responses-sent-ipv6: 1725274278 dns-tcp-responses-sent-ipv4: 192250182 dns-tcp-responses-sent-ipv6: 85248435