--- version: rssac002v3 service: i.root-servers.net start-period: '2016-07-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5425711068 dns-udp-queries-received-ipv6: 588156789 dns-tcp-queries-received-ipv4: 35327498 dns-tcp-queries-received-ipv6: 1172209 dns-udp-responses-sent-ipv4: 5432172826 dns-udp-responses-sent-ipv6: 589597929 dns-tcp-responses-sent-ipv4: 35946405 dns-tcp-responses-sent-ipv6: 1185678