--- version: rssac002v3 service: d.root-servers.net start-period: '2018-05-22T00:00:00Z' end-period: '2018-05-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5234297349 dns-udp-queries-received-ipv6: 666311579 dns-tcp-queries-received-ipv4: 196573932 dns-tcp-queries-received-ipv6: 18917939 dns-udp-responses-sent-ipv4: 5234998509 dns-udp-responses-sent-ipv6: 666249468 dns-tcp-responses-sent-ipv4: 196528058 dns-tcp-responses-sent-ipv6: 18917091