--- version: rssac002v3 service: d.root-servers.net start-period: '2018-06-10T00:00:00Z' end-period: '2018-06-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4540339818 dns-udp-queries-received-ipv6: 653743550 dns-tcp-queries-received-ipv4: 173155271 dns-tcp-queries-received-ipv6: 15911919 dns-udp-responses-sent-ipv4: 4541253712 dns-udp-responses-sent-ipv6: 653656968 dns-tcp-responses-sent-ipv4: 173050363 dns-tcp-responses-sent-ipv6: 15911499