--- version: rssac002v3 service: d.root-servers.net start-period: '2018-02-06T00:00:00Z' end-period: '2018-02-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3724984489 dns-udp-queries-received-ipv6: 560246152 dns-tcp-queries-received-ipv4: 92806937 dns-tcp-queries-received-ipv6: 14161321 dns-udp-responses-sent-ipv4: 3722431918 dns-udp-responses-sent-ipv6: 560080152 dns-tcp-responses-sent-ipv4: 92727917 dns-tcp-responses-sent-ipv6: 14159796