--- version: rssac002v3 service: d.root-servers.net start-period: '2019-02-23T00:00:00Z' end-period: '2019-02-23T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6754122627 dns-udp-queries-received-ipv6: 1622772737 dns-tcp-queries-received-ipv4: 414255602 dns-tcp-queries-received-ipv6: 36966397 dns-udp-responses-sent-ipv4: 6754102814 dns-udp-responses-sent-ipv6: 1622574126 dns-tcp-responses-sent-ipv4: 414065999 dns-tcp-responses-sent-ipv6: 36937991