--- version: rssac002v3 service: i.root-servers.net start-period: '2016-07-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4893298917 dns-udp-queries-received-ipv6: 472964982 dns-tcp-queries-received-ipv4: 22531916 dns-tcp-queries-received-ipv6: 1147152 dns-udp-responses-sent-ipv4: 4881639717 dns-udp-responses-sent-ipv6: 473346981 dns-tcp-responses-sent-ipv4: 23074448 dns-tcp-responses-sent-ipv6: 1159672