--- version: rssac002v3 service: d.root-servers.net start-period: '2018-07-07T00:00:00Z' end-period: '2018-07-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4183730971 dns-udp-queries-received-ipv6: 645360837 dns-tcp-queries-received-ipv4: 185341045 dns-tcp-queries-received-ipv6: 16772129 dns-udp-responses-sent-ipv4: 4184475662 dns-udp-responses-sent-ipv6: 645108557 dns-tcp-responses-sent-ipv4: 185322362 dns-tcp-responses-sent-ipv6: 16769023