--- version: rssac002v3 service: i.root-servers.net start-period: '2016-06-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5613913133 dns-udp-queries-received-ipv6: 468878858 dns-tcp-queries-received-ipv4: 17883091 dns-tcp-queries-received-ipv6: 849905 dns-udp-responses-sent-ipv4: 5575658624 dns-udp-responses-sent-ipv6: 468547168 dns-tcp-responses-sent-ipv4: 18200855 dns-tcp-responses-sent-ipv6: 855216