--- version: rssac002v3 service: d.root-servers.net start-period: '2018-02-04T00:00:00Z' end-period: '2018-02-04T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3340122533 dns-udp-queries-received-ipv6: 529375277 dns-tcp-queries-received-ipv4: 87403660 dns-tcp-queries-received-ipv6: 13401849 dns-udp-responses-sent-ipv4: 3339329108 dns-udp-responses-sent-ipv6: 529219422 dns-tcp-responses-sent-ipv4: 87375453 dns-tcp-responses-sent-ipv6: 13399714