--- version: rssac002v3 service: i.root-servers.net start-period: '2017-06-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5287195201 dns-udp-queries-received-ipv6: 667980739 dns-tcp-queries-received-ipv4: 63965906 dns-tcp-queries-received-ipv6: 8626375 dns-udp-responses-sent-ipv4: 5278986927 dns-udp-responses-sent-ipv6: 668070663 dns-tcp-responses-sent-ipv4: 64988258 dns-tcp-responses-sent-ipv6: 8776377