--- version: rssac002v3 service: d.root-servers.net start-period: '2018-07-14T00:00:00Z' end-period: '2018-07-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4476512260 dns-udp-queries-received-ipv6: 660570554 dns-tcp-queries-received-ipv4: 189868463 dns-tcp-queries-received-ipv6: 17531047 dns-udp-responses-sent-ipv4: 4477266599 dns-udp-responses-sent-ipv6: 660360860 dns-tcp-responses-sent-ipv4: 189850984 dns-tcp-responses-sent-ipv6: 17527894