--- version: rssac002v3 service: d.root-servers.net start-period: '2018-08-19T00:00:00Z' end-period: '2018-08-19T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4212740991 dns-udp-queries-received-ipv6: 646192732 dns-tcp-queries-received-ipv4: 183274502 dns-tcp-queries-received-ipv6: 22450373 dns-udp-responses-sent-ipv4: 4213531431 dns-udp-responses-sent-ipv6: 645899041 dns-tcp-responses-sent-ipv4: 183262125 dns-tcp-responses-sent-ipv6: 22445672