--- version: rssac002v4 service: d.root-servers.net start-period: 2021-02-06T00:00:00Z end-period: 2021-02-06T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6209551349 dns-udp-queries-received-ipv6: 1835798156 dns-tcp-queries-received-ipv4: 193891390 dns-tcp-queries-received-ipv6: 109841303 dns-udp-responses-sent-ipv4: 6209695701 dns-udp-responses-sent-ipv6: 1835766569 dns-tcp-responses-sent-ipv4: 193822694 dns-tcp-responses-sent-ipv6: 109770182