--- version: rssac002v3 service: d.root-servers.net start-period: '2018-03-15T00:00:00Z' end-period: '2018-03-15T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3805758631 dns-udp-queries-received-ipv6: 577010709 dns-tcp-queries-received-ipv4: 96619772 dns-tcp-queries-received-ipv6: 14279838 dns-udp-responses-sent-ipv4: 3805096921 dns-udp-responses-sent-ipv6: 576789240 dns-tcp-responses-sent-ipv4: 96577198 dns-tcp-responses-sent-ipv6: 14278261