--- version: rssac002v3 service: d.root-servers.net start-period: '2018-03-18T00:00:00Z' end-period: '2018-03-18T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3434968190 dns-udp-queries-received-ipv6: 557363404 dns-tcp-queries-received-ipv4: 88500592 dns-tcp-queries-received-ipv6: 13979684 dns-udp-responses-sent-ipv4: 3434460099 dns-udp-responses-sent-ipv6: 557169121 dns-tcp-responses-sent-ipv4: 88460393 dns-tcp-responses-sent-ipv6: 13978560