--- version: rssac002v3 service: d.root-servers.net start-period: '2018-04-26T00:00:00Z' end-period: '2018-04-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3934817579 dns-udp-queries-received-ipv6: 607590783 dns-tcp-queries-received-ipv4: 92420053 dns-tcp-queries-received-ipv6: 14291549 dns-udp-responses-sent-ipv4: 3933379569 dns-udp-responses-sent-ipv6: 607501119 dns-tcp-responses-sent-ipv4: 92379417 dns-tcp-responses-sent-ipv6: 14288786