--- version: rssac002v4 service: d.root-servers.net start-period: 2020-12-20T00:00:00Z end-period: 2020-12-20T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6395435991 dns-udp-queries-received-ipv6: 1996878081 dns-tcp-queries-received-ipv4: 200597947 dns-tcp-queries-received-ipv6: 79363658 dns-udp-responses-sent-ipv4: 6395395151 dns-udp-responses-sent-ipv6: 1996836082 dns-tcp-responses-sent-ipv4: 200483871 dns-tcp-responses-sent-ipv6: 79338981